Is there a sound debunking of uBeam? The only one I&#x27;ve seen widely circulated is the one here [1] and it has problems [2].<p>[1] <a href="http:&#x2F;&#x2F;lookatmeimdanny.tumblr.com&#x2F;post&#x2F;101432017159&#x2F;how-putting-10m-into-ubeam-illustrates-everything" rel="nofollow">http:&#x2F;&#x2F;lookatmeimdanny.tumblr.com&#x2F;post&#x2F;101432017159&#x2F;how-putt...</a><p>[2] <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=9984822" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=9984822</a>