Yup, after several years of upgrading parts and replacing failed hardware on 4 systems, I've had to do it numerous times as well.  No real big deal.  I've been pleasantly surprised to always get a live person to talk to pretty much immediately every time I've had to call.  Unfortunately all copy protection schemes are going to be the biggest problem for the honest consumer.  But since most companies are trying to make a profit, they've got do to something to slow down the piracy.  Windows happens to be the most pirated piece of software too. 

Irene-