wow i hear all those things about fastboot.
i dont even know how to do that im. currently have the official HTC2.1 ROM so checked googled someone sad i have to press POWER+HOME to get to recovery mode and install another ROM. When i do that i see an HTC Hero Phone with a big Red warning triangle sign. Don't know why???? Can somebody please explain that to me. Or is there someone living near den haag/netherlands that can help me??