Via John Nack, Adobe Flash Catalyst is on Adobe Labs. It doesn't seem like it's designed for "the rest of us" even if it imports PSD, AI, and Fireworks PNG files and lets you assign behaviors. The world has changed since mTropolis and Adobe Director were popular, but many UI metaphors haven't.
There are several training resources to help learning though. Adobe provides 12 or so resources to start and links to more -- including over an hour of free training videos in Flash Catalyst Beta Preview by Mordy Golding at Lynda.com. Here's an intro from Adobe (fullscreen):
Update: Beet.TV spoke to Adobe marketeer Dave Gruber about this release,