To some, it might be another sign of an evil corporation turning over a new leaf. To others, it could be a plot to undermine its enemies. Both sides would probably agree it's another cold day in hell. Microsoft has just revealed its plans to brings its SQL Server database software to Linux. Although not exactly its first Linux software, SQL Server is the most significant one so far. The irony of the situation is that, at least in Microsoft's past, the company looked down upon Linux, and open source in general, going as far as calling the OS a cancer.