内容摘要：“The date actually started out really well,” she wrote. “We had a lot in common, great conversation, and honestly I was feeling pretty good about it.” However, when the $100 check arrived, things changed.

“The date actually started out really well,” she wrote. “We had a lot in common, great conversation, and honestly I was feeling pretty good about it.” However, when the $100 check arrived, things changed.

(P/S) ratio for IonQ, Rigetti Computing, and D-Wave Quantum over the past year.The most obvious takeaway from these trends is that the soaring share prices have resulted in pronounced levels of

But considering how game-changing quantum computing might be for the AI movement, shouldn't investors look past these valuation multiples? Unfortunately, I think the answer to that is a hard "no."To add some context to the multiples above, consider that the P/S ratios of Amazon andtopped out between 30 and 40 during the

When you assess IonQ and its peers through that lens, the P/S levels above look unsustainable.Below, investors can see that over the past two decades, the P/S ratios for Cisco, Amazon, and even Nvidia have compressed considerably.

These dynamics make sense. As businesses mature and diversify their products and services, they (hopefully) achieve a path to consistent profitability and begin to be valued based on earnings and cash flow as opposed to revenue.

What makes investing in IonQ, Rigetti, and D-Wave Quantum riskier than, say, Amazon and Cisco 20 years ago or Nvidia right now, is that, collectively, these quantum computing companies are only generating tens of millions in revenue whileWant to make sure you're giving your veggies the best chance to thrive? Here are the six locations you should avoid planting your vegetable garden.

Since vegetables prefer to grow in sunny spots, planting your garden next to a tree or a large shrub can prevent sunlight from reaching the plants while also taking nutrients that would otherwise reach the veggies.Garden consultant Ashleigh Byrne explains, "Trees create shade, can take the nutrients from your plants, and you may end up with little baby trees in your garden."

Byrne cautions against planting a vegetable garden right up against your house since your home will prevent the veggies from getting all the light they need."Just like trees, houses or other buildings can also create shade that will prevent your vegetable garden from thriving," Byrne says. "At the same time, you might deal with runoff issues and water retention that could be caused by planting the garden directly next to a structure.