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Tesla’s South Australia battery is ‘Kim Kardashian’ of energy, says minister

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Tesla’s massive South Australia battery installation recently received some harsh words from LNP senator and Minister for Resources Matt Canavan, who likened the massive Powerpack system to reality TV star Kim Kardashian. According to Canavan, Tesla’s battery is not very useful at all, and that it is simply “famous for being famous.”

The Australian minister’s statements about the Tesla Powerpack installation in South Australia were spoken at the recently-held CERAWeek 2018 conference, an international gathering about the future of the energy industry, which was held in Houston, TX. During the event, Canavan optimistically talked about investments in Australia’s coal, gas, and other resource-driven industries.

As noted in a report from Renew Economy, however, the resource minister added a little extra to his talk, dismissing the success of Tesla’s big battery installation in South Australia. The Australia-based publication was able to get a transcript of Canavan’s comments about Tesla’s South Australia Powerpack installation in the CERAWeek 2018 conference. According to the resource minister, the big battery “really doesn’t deliver very much.”

“It’s the world’s biggest battery, I’m told. I think it can supply power for about five percent of the state that it’s in – South Australia, it’s a relatively small state – for about an hour.

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“It’s not really a solution for the stability problems of South Australia… You’ll excuse me for a bit of rhetorical flourish – I’m a politician. I sometimes think this big battery is the Kim Kardashian of the energy world – it’s famous for being famous. It really doesn’t deliver very much.”

The resource minister’s comparison of Tesla’s big battery to the reality TV star reveals a dismissive attitude towards the Elon Musk-led firm’s initiatives in Australia, especially since Kim Kardashian is one of the entertainment industry’s most polarizing figures. Breaking into mainstream popularity by the viral spread of a leaked home video, Kardashian is usually bashed by her critics for becoming “famous for being famous.”

Canavan’s comments have drawn a significant amount of criticism from his followers on Twitter and in the online forum community, many of whom believe that Tesla’s Powerpack system is actually helping South Australia’s energy grid. The Tesla Powerpack system, after all, has already achieved several milestones since it was powered on in November 2017.

Since coming online, the SA Powerpack system, which gets its energy from the Hornsdale wind farm near Jamestown, has provided support for the region’s beleaguered grid. In December alone, the big battery installation provided backup energy to the region hundreds of times. It even supplied emergency power to one of Australia’s biggest coal-fired stations after the facility experienced an unexpected power loss on December 14.

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Tesla’s 100 MW/129 MWh Powerpack system dubbed as the ‘World’s largest battery’ in Jamestown, Australia

Recent findings from Australia Institute’s latest national energy emissions audit also show that Tesla’s Powerpack battery in South Australia is working to serve the peak energy demand of the region on a daily basis. The Institute further noted that emissions from the National Electricity Market (NEM) continued to decline during January, hitting their lowest levels since 2004.

As stated in a report from The Guardian, Hugh Saddler, an expert in the energy industry, recently examined the charging and discharging patterns of the Powerpack installation. According to the energy expert, the South Australia Powerpack followed a consistent pattern of charging overnight when wind power is abundant, and discharging into the energy grid during the day when market prices and demand are at their highest levels. Only 30% of the big battery’s 100MW capacity is devoted to this charge and discharge cycle, however, as the remaining capacity of the Hornsdale Power Reserve installation is set aside for the task of keeping the energy grid’s frequency at a steady 50 Hz and 240 volts.

Comprised of approximately 640 Powerpack units, the 100 MW/129MWh system currently stands as the world’s largest lithium-ion battery installation. The success of the South Australia Powerpack has been so notable, Victoria has also expressed its desire to have a similar battery system installed. A residential virtual power plant, comprised of 50,000 homes fitted with solar panels and Tesla’s Powerwall home units, is also being planned.

Unlike Australia’s resource minister Matt Canavan, State premier Jay Weatherill has expressed his full support of the country’s clean energy initiatives, stating that he is looking forward to the time when the planned 250 MW/650 MWh virtual power plan would come online.

“My government has already delivered the world’s biggest battery, and now we will deliver the world’s largest virtual power plant. We will use people’s homes as a way to generate energy for the South Australian grid, with participating households benefiting with significant savings in their energy bills. Our energy plan means that we are leading the world in renewable energy and now we are making it easier for more homes to become self-sufficient,” the state premier said. 

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[This article is updated to show additional information on the daily performance of the South Australia Tesla Powerpack installation.]

Simon is an experienced automotive reporter with a passion for electric cars and clean energy. Fascinated by the world envisioned by Elon Musk, he hopes to make it to Mars (at least as a tourist) someday. For stories or tips--or even to just say a simple hello--send a message to his email, simon@teslarati.com or his handle on X, @ResidentSponge.

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Why SpaceX just made a $60 billion bet on AI coding ahead of historic IPO

SpaceX has secured an option to acquire Cursor AI for $60 billion ahead of its historic IPO.

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SpaceX announced today it has struck a deal with AI coding startup Cursor, securing the option to acquire the company outright for $60 billion later this year, while committing $10 billion for joint development work in the interim. The announcement described the partnership as building “the world’s best coding and knowledge work AI,” and comes just days after Cursor was separately reported to be raising $2 billion at a valuation above $50 billion.

The move makes strategic sense given where each company currently stands. Cursor currently pays retail prices to Anthropic and OpenAI to the same companies competing directly against it with Claude Code and Codex. That means every dollar of revenue Cursor earns partially funds its own competition. With SpaceX bringing computational infrastructure to the Cursor platform, that could reduce Cursor’s dependence on OpenAI and Anthropic’s Claude AI as its providers. Access to SpaceX’s Colossus supercomputer, with compute equivalent to one million Nvidia H100 chips, gives Cursor the infrastructure to run and train its own models at a scale it could never afford independently. That one change restructures the entire unit economics of the business.

Elon Musk teases crazy outlook for xAI against its competitors

Cursor’s $2 billion in annualized revenue and enterprise reach across more than half of Fortune 500 companies gives SpaceX something its xAI subsidiary currently lacks, which is a proven, fast-growing software business with real enterprise distribution.

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For Cursor, SpaceX’s $10 billion in joint development funding is transformational. Cursor raised $3.3 billion across all of 2025 to reach that $2 billion in revenue. A single $10 billion commitment from SpaceX, even as a development payment rather than an acquisition, dwarfs everything Cursor has raised in its entire existence. That capital accelerates product development, enterprise sales infrastructure, and proprietary model training simultaneously.

The timing is deliberate. SpaceX filed confidentially with the SEC on April 1, 2026, targeting a June listing at a $1.75 trillion valuation, in what would be the largest public offering in history. The company is expected to begin its roadshow the week of June 8, with Bank of America, Goldman Sachs, JPMorgan, and Morgan Stanley serving as underwriters. Adding Cursor to the portfolio before that roadshow gives IPO investors a concrete enterprise software revenue story to price in, alongside rockets and satellite internet.

The deal also addresses a weakness that became visible after February’s xAI merger. Several xAI co-founders departed following that acquisition, and SpaceX had already hired two Cursor engineers, signaling where its AI talent strategy was heading. Cursor, for its part, faces a pricing disadvantage competing against Anthropic’s Claude Code.

Whether SpaceX exercises the full acquisition option before its IPO or after remains the open question. Either way, this deal reshapes what investors will be buying into when SpaceX goes public.

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Tesla Supercharger for Business exposes jaw-dropping ROI gap between best and worst locations

Tesla’s new Supercharger for Business calculator reveals an eye-opening all-in cost and location-based ROI projections.

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Tesla has launched an online calculator for its Supercharger for Business program, giving property owners their first transparent look at what it really costs to install Superchargers on site and what kind of return they can expect.

The program itself launched in September 2025, allowing businesses to purchase and operate Supercharger hardware on their own property while Tesla handles installation, maintenance, software, and 24/7 driver support. As Teslarati reported at launch, hosts also get their logo placed on the chargers and their location integrated into Tesla’s in-car navigation, meaning drivers are actively routed there. The stalls are open to all EVs, not just Teslas.


The new online calculator, announced by Tesla on Wednesday with the note that “simplicity and transparency” have been a problem in the industry, lets any business enter a U.S. address and get a real cost and revenue model. A standard 8-stall V4 Supercharger site runs approximately $500,000 in hardware and $55,000 per post for installation, bringing an all-in price just shy of $1 million. Tesla charges a flat $0.10 per kWh fee to cover software, billing, and network operations. Businesses set their own retail price and keep the margin above that fee.

Tesla expands its branded ‘For Business’ Superchargers

 

Taking a look at Tesla’s Supercharger for Business online calculator, we can see that ROI is not uniform, and the gap between a strong location and a poor one can stretch the breakeven point by several years.

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The biggest driver is foot traffic and how long people stay. A busy rest station, hotel, or outlet mall brings in repeat visitors who need to charge while they’re already stopped, pushing utilization numbers higher and shortening payback time.

Tesla Supercharger for Business ROI calculator

Tesla Supercharger for Business ROI calculator

Local electricity rates matter just as much on the cost side. Markets like California carry some of the highest commercial electricity rates in the country, which eats into the margin between what a host pays per kWh and what they charge drivers. At the same time, dense urban areas with high EV adoption tend to support higher retail charging prices, which can offset that cost if demand is strong enough. Weather also plays a role. Cold climates reduce battery efficiency and increase charging frequency, but they can also suppress utilization in winter months if drivers avoid stopping in exposed outdoor locations. Suburban and rural sites face a different problem: lower baseline EV traffic, which means a site with cheaper power and lower operating costs can still take longer to pay back simply because the stalls sit idle more often. Tesla’s calculator uses real fleet data to pre-fill utilization estimates by ZIP code, so businesses can run their specific address against these variables rather than relying on averages.

The program has seen real adoption. Wawa, already the largest host of Tesla Superchargers with over 2,100 stalls across 223 locations, opened its first fully owned and branded site in Alachua, Florida earlier this year. Francis Energy of Oklahoma and the city of Alpharetta, Georgia have also deployed branded stations through the program, as Teslarati covered in January.

Tesla now exceeds 80,000 Supercharger stalls worldwide, and the calculator makes the economic case for accelerating that number through private investment rather than company-owned sites alone.

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Tesla’s newest “Folding V4 Superchargers” are key to its most aggressive expansion yet

Tesla’s folding V4 Supercharger ships 33% more per truck, cuts deployment time and cost significantly.

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Tesla is rolling out a folding V4 Supercharger design, an engineering change that allows 33% more units to fit on a single delivery truck, cuts deployment time in half, and reduces overall installation cost by roughly 20%.

The folding mechanism addresses one of the least glamorous but most consequential bottlenecks in charging infrastructure: getting hardware from factory floor to job site efficiently. By collapsing the form factor for transit and unfolding into an operational configuration on arrival, the new design dramatically reduces the logistics overhead that has historically slowed Supercharger rollouts, particularly at large or remote sites where multiple units are needed simultaneously.

The timing aligns with a broader acceleration in Tesla’s network strategy. In March 2026, Tesla’s Gigafactory New York produced its final V3 Supercharger cabinet after more than seven years and 15,000 units, pivoting entirely to V4 cabinet production. The V4 cabinet itself is already a generational leap, delivering up to 500 kW per stall for passenger vehicles and up to 1.2 MW for the Tesla Semi, while supporting twice the stalls per cabinet at three times the power density of its predecessor. The folding transport innovation layers logistical efficiency on top of that technical foundation.

Tesla launches first ‘true’ East Coast V4 Supercharger: here’s what that means

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Tesla Charging’s Director Max de Zegher, commenting on the V4 cabinet when it launched, captured the operational philosophy behind these changes: “Posts can peak up to 500kW for cars, but we need less than 1MW across 8 posts to deliver maximum power to cars 99% of the time.” The design philosophy has always been about maximizing real-world throughput, not just peak specs, and the folding transport upgrade extends that thinking into the supply chain itself.

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