Just because a phone has known issues, doesn't mean that everyone that owns it has the issue. No phone has 100% of them with issues.
We got two, that did. A quick google search shows many threads on many forums of people with the same issue. HTC acknowledges the problem.
I will probably never own another HTC (After 3 in a row) because of the horrendous battery and they never can get the updates out in anything close to a timely manner. My one year old Rezound will never see Jelly Bean. It only took a year after it was released to get ICS. It is crazy