As it turns out, that Adobe CS2 post I reblogged earlier wasn’t true. It was based on a misunderstanding. I apologize for spreading misinformation. Rest assured, I feel like a dope.
The gist of is that yes, while you can download the programs from their site, it’s not actually legal unless you already own the license. Further information in the comments here: http://forums.adobe.com/message/4974662