There is a how to at this link:
http://www.addictivetips.com/mobile/how ... r-devices/
I installed the Skyfire browser (from the app store) and the flash 10.1 file from the link above. Flash videos now work fine for me on 2.1 Global. I didn't follow the guide. I just installed it through MyPhoneExplorer's Install Application tab. Have not tested with other browsers as of yet.
(sorry if this has already been posted, I searched the forums before posting.)