Opensolaris at Google?
This would be really good and really big news for, when this rumours are true Google testing Sun’s OpenSolaris, sources say.
"I am 100% certain that there are literally dozens of people horsing around with OpenSolaris inside Google," said Stephen Arnold, a technology consultant and author of The Google Legacy.
You should read the complete article, you will find many interesting quotes from companies already using Solaris Express in production. My favourite one:
"Once you've watched a bunch of your commercially-supported Linux servers crash every third day, you stop worrying that you can't officially call Sun for support," Hoffman said. "Some of our servers haven't been rebooted since we installed Solaris Express on them many months ago. They just sit there and make money."