The official Android 2.2 Froyo software update has started to arrive
on HTC EVO 4G handsets out there only a few weeks ago, yet it can be
already rooted, with specific details on the process now available
into the wild.
This would be the first time the high-end device gets rooted, with the
Android 2.1-based version of the handset being the first one to get
through this process.
All in all, the good news is that the Android 2.2 Froyo flavor of HTC
EVO 4G was rooted.
Full text here:
http://news.softpedia.com/news/Android-2-2-Based-HTC-EVO-4G-Gets-Rooted-154027.shtml