Try the first post on the thread below for help installing the drivers. It worked for me.
Now that I am in lollipop I am not having problems, but there were a few steps along the way where I was stuck or thought I bricked my phone. Not worth the drama or hassle for lollipop. And I'm one of the ones who always wants the most up-to-date ...
I may just stick to the nexus devices after putting up with all of this
Warning to all:
I updated to 2.2 to 2.2.5 without wiping data, and it messed up a lot things like market and AOSP+ tweaks. Don't do it.