CS 3 released when???

can someone tell me when CS3 was released? Or if CS4 is planned to be released soon? I'm thinking of upgrading but it seems every time i do a new release follows right after i buy the previous one.

thanks!

< http://en.wikipedia.org/wiki/Adobe_Photoshop_release_history>

It was released about 4 months ago. I think you're safe.

thanks folks

man wikipedia has tons of stuff