Yeah, Reason got limited quickly. I mean, it's a powerful program, but it has some major flaws, like not being able to record vocals, not accepting VSTis, one of its two synths sucks, and not being very good for overall production. So yeah, it was fun, but time to move on.
It also appears Cubase has included some Ableton Live-like elements in version 4. Smart.
Here's a link to Cubase 4.