Flash and Enterprise Applications

I'll be watching this closely as Sean Viosen is currently working with a team building an enterprise level application in Flash. At my company, I've had the opportunity to decide upon the technology to go with and decided to stick to a traditional HTML/CSS UI. You can call it chickening out/prudence or just simply a measure of the paucity of good Flash Developers (I don't want to be the only developer on an Enterprise level application!!) I sure do hope Sean blogs about the progress of his company. I would certainly like to know...