I got a call yesterday about Bloom Energy, a company that makes novel hydrogen fuel cell systems for on-site power generation that can be used in the data center. You hire them and they're set to turn around the order in 90 days. Poof, voila, your data center is up and ready.Now, I've always admired Bloom's technology, but frankly, I never thought much of its stock because the company's been a chronic money loser. For years, the stock did nothing, and eventually I stopped paying attention to it. That was wr ...