I bought and downloaded Ver. 3 on 9/13/12, the day it became available. It was terrible from the start with slow, unstable and erratic performance. The hardware and software was up to the task as this was on a new MacBook Pro Retina with Mountain Lion.I tried to contact support online and didn't receive a response for a week. This consisted of only telling me to delete the"plist" file. That resulted in no change, other than requiring even more time spent recalibrating the mic ..