First, thanks for a swift reply - I have a Intel MacPro.
Hah, yeah a hoover could be a bad idea... especially with a metal nozzle (static city!). Compressed air sounds good, I'll see if I can get some locally.
Sounds like you think an archive and reinstall is the way forward here. Is that...
If your a Mac expert (even if your not) please take yourselves back to that gut wrenching feeling you got when your Mac first went wrong and you didn't know why - that is currently how I am feeling right now
I have an Intel G5 Mac Pro Tower, and it gets stuck on the blue screen everytime I...