I&#x27;m really puzzled by this. I remember about 10  years ago GM (I think) was making a big deal about their electric platform that was going to be the base of a whole slew of electric vehicles. It sounded like a good concept at the time. But now? Crickets...<p>Correcting myself: it was a hydrogen fuel-cell vehicle and more than 10 years ago, but still an interesting concept: <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;General_Motors_Hy-wire" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;General_Motors_Hy-wire</a>