That sucks when the drive crashes. The first time it happend to me, my computer made a noise like an airplane was about to take off. So I knew it was time for replacement. And the other time, well like most game developers it was kind of late when working. Then after I got my fresh cup of coffee and doing some typing, finally I made the code work and wanted to say YAY or something, then trew the whole cup of coffee over the laptop. Everything lost, almost