Uber and Vistra have almost nothing in common.

One moves people. The other sells electricity.

Yet both are finding a way to squeeze a second business out of infrastructure they already built.

That may be the part of these companies the market is starting to notice.

Uber spent years building a marketplace around human drivers. Millions of trips created demand data, routing data, customer relationships, airport access, insurance infrastructure and a system for matching vehicles with passengers.

Now autonomous vehicles are arriving.

The obvious assumption is that Uber has to replace its drivers with robots.

That misses the more useful possibility.

Uber can let somebody else own the robots.

The company has said it expects partners to bring roughly 120,000 autonomous vehicles onto its platform and is working on financing structures that can put the cost of those vehicles onto outside capital rather than Uber’s balance sheet.

Uber already owns the part that makes those vehicles economically useful.

The customer.

A $150,000 autonomous vehicle sitting in a parking lot produces nothing.

Put it on Uber’s network and it can start generating trips.

That means Uber’s old driver marketplace can become the distribution system for an entirely different fleet without Uber having to buy every vehicle.

The old asset gets a second life.

Vistra is doing something similar with power plants.

Everyone understands that data centers need electricity. That part has been repeated to death.

Look at what Vistra is actually negotiating.

In September, Vistra agreed to supply roughly 200 megawatts to a planned Texas data-center project for 20 years.

But the deal doesn’t stop at selling electricity.

Vistra will receive a 5% equity interest in the portion of the data-center project powered by its generation assets once power begins flowing. The agreement also gives Vistra rights around future onsite generation and expansion.

That is a strange little detail.

Vistra already owns the power plant.

Now the same power plant can generate revenue in another way by helping create an ownership stake in the infrastructure consuming that power.

The asset is being monetized twice.

First through electricity.

Then through the growth of the customer sitting on the other side of the power line.

That is where Uber and Vistra actually start looking alike.

Both are finding new ways to monetize infrastructure they already control without having to build the entire next generation themselves.

Uber has the marketplace.

Vistra has the generation fleet.

Other companies can spend the billions required to build autonomous vehicles and data centers.

Uber and Vistra can position themselves where those investments have to connect to existing infrastructure.

And the timing matters.

The cost of building this stuff is getting harder to ignore.

Oracle just spent $28.5 billion on capital expenditures in one quarter while generating $23.1 billion of operating cash flow. Its free cash flow was negative $5.4 billion.

That is what the AI buildout looks like when the PowerPoint slides become actual buildings, transformers, turbines, servers and debt.

Investors are noticing.

Reuters reported this month that buyers of AI-related corporate debt have become more selective as the financing required for data centers keeps rising. AI-linked credit spreads were running well above broader investment-grade spreads.

That creates an opening for companies that don’t need to finance the entire buildout themselves.

Uber doesn’t need to own every autonomous vehicle.

Vistra doesn’t need to own every data center.

They need to control something the new assets cannot function without.

There is another reason this matters for Uber.

The company’s existing business is producing the cash that can help it participate in the transition without betting the company on one giant autonomous fleet.

Uber reported 18% trip growth and 22% gross-bookings growth in the second quarter, while free cash flow reached roughly $10 billion over the trailing twelve months.

So the human-driver marketplace isn’t just yesterday’s business waiting to be replaced.

It is generating the cash, customers and operating infrastructure that can be reused for tomorrow’s business.

Vistra has the same advantage in a different form.

It already owns generating assets.

It doesn’t have to build an entire power industry from scratch because someone decided data centers were going to consume enormous amounts of electricity.

It can take existing plants and attach new long-term contracts and new ownership economics to them.

That’s a much more interesting way to look at the two stocks.

The question isn’t simply whether autonomous vehicles or AI data centers win.

The question is who gets to monetize the infrastructure that already exists when somebody else spends the next trillion dollars building on top of it.

Uber may have more value in its customer network than in its cars.

Vistra may have more value in the strategic position of its existing power fleet than in simply selling another megawatt-hour.

And if capital becomes harder to raise, that advantage gets harder to replicate.

The companies building the future will need enormous amounts of money.

The companies sitting underneath them may not.

Not financial advice.