I have a 1.7 ghz AMD cpu running a BBC wu now for 49 hrs, shows 1.08 % completed.. yet BOINC Manager 5.2.13 shows 2513 hours to go. Yet 1.08 % in 49 hrs stretched out to 100% works out at 4537 hrs, i.e. 4488 hrs to go. Anybody know why the discrepancy ?