E5Rebel writes "Sun Microsystems has ambitious plans for the commercial and open source versions of its Solaris operating system. The company hopes to achieve for Solaris the kind of widespread uptake already enjoyed by Java. This means challenging Linux. 'There's an enormous momentum building behind Solaris,' according to Ian Murdock, chief operating platforms officer at Sun, who was chief technology officer of the Linux Foundation and creator of the Debian Linux distribution. Isn't it all a bit late?"