It eventually gets reduced to the name of the company that capitalizes on the solution most successfully.<p>&quot;Oh, they&#x27;re using Panasonic batteries.&quot;<p>&quot;He drives a Tesla.&quot;<p>&quot;Google it.&quot;<p>I still think emc2fusion.org is worth a second look. Unfortunately, a number of really useful writeups were on talk-polywell.org which dreamhost hosed.