>This would give an advantage to those teams whose members are currently out of work. Why is it not possible to move the competition to weekend days as for the desktop one?

That's why we have 4 persons in each team in order to provide more flexibilities.

>The deadline for submiting entries for the tournament was initially indicated as July 12, 2002 at 23:59 ET. Is it still correct?

Yes, that's tomorrow night. But, sooner the better in order to us to better organized some last minutes work.