Since several tangents have already been taken in comments to this story, when are fuel cells for electronics supposed to arrive? I could&#x27;ve sworn they were &quot;just around the corner&quot; about five years ago.<p>[goes off to do a HN search]<p>Okay, so they died: <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8240994" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8240994</a><p>I can only imagine this tech has turned to toxic waste as some patent firm has probably gobbled up the dregs only to lie in wait for the idea to resurface.