The only thing (although not a computer problem) I heard about was re IBM. It appears that in the first six months of 99 sales of mainframes rocketed; huge bonuses were envisaged by all, productions lines enhanced etc etc. Unfortunately sales then stopped dead. Subsequent analysis showed that a lot of big computer departments took the Y2K threat as a good excuse to replace obsolescent equipment but of course they left themselves plenty of time to install and commission the new computers so they all stopped buying in mid 99. On a similar line a friend of mine (self employed computer contractor) was given a contract to ensure that a company complied with Y2K guidelines - he spent a couple of hours a week ringing their suppliers and the rest waiting for them to call back