Mac OS X: Gentle Migration Or Chaotic Diaspora?

I bo ught my Mac OS X Beta for $29.95 at the Apple Store this weekend. It's pretty audacious ? though savvy ? of Apple to actually have the temerity to make people pay for the privilege of assisting the company identify the new system's bugs. This public beta is really a promotional maneuver rather than a traditional beta release designed merely to distribute the task of troubleshooting code among a broad base of professional developers. The plan is for the glory of Mac OS X to spontaneously ignite an army of grassroots evangelists who will proselytize the revolutionary OS to the more skeptical and slow-footed masses. It's phase one of what Apple calls the "Gentle Migration". It's a good idea ? assuming OS X Public Beta really works