get a Hub
On a cable, from the back of the machine, put it somewhere convenient at the front, or the desktop.
or buy a more modern case and motherboard with front-output USB slots
or buy daisy-chain USB LCD monitors
or...
Geek Speak » in reply to I'm about to buy a digital camera so I don't want to get too many things attached to my available USB slot..
On a cable, from the back of the machine, put it somewhere convenient at the front, or the desktop.
or buy a more modern case and motherboard with front-output USB slots
or buy daisy-chain USB LCD monitors
or...