What's going on with Donut Lab?

Based on the article, it seems clear that there is significant skepticism surrounding Donut Lab's claims about their solid-state battery technology. Here are some key points and analysis:

1. Promises vs Reality:

   • Donut Labs promised to deliver a battery that could be fully charged in less than 10 minutes, with exceptional cycle life (up to 5 million cycles), high energy density, and other impressive specifications.
   • The tests conducted so far have not fully met these promises. For example, the fourth test showed charging from 9% to 80% in 12 minutes, which is good but falls short of the initial claim.

2. Lack of Transparency:

   • Despite numerous requests and public scrutiny, Donut Labs has been reluctant to provide basic details about their battery cells, such as weight, size, and exact specifications.
   • This lack of transparency has fueled skepticism among experts and enthusiasts who are trying to verify the claims independently.

3. I Don't Believe Series:

   • The company launched a series called "I Donut Believe" to provide evidence of their technology through tests conducted by VTT (a Finnish research institute).
   • However, these tests have raised

Read the full article at Engadget

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