emailed my dad last night and this is what he told me to do:

You can build one 5V, full wave, power supply to power the whole thing in one feld swoop. Interested.
You will need...
1. A 110V to 5V transformer (center taps are not needed).
2. A full wave bridge rectifier (RadioShack, Allied, etc.) (Must be rated to handle the full load in watts.
3. Two 1000mf electrolitic capacitors. Also rated to handle the full load.

now to understand what the hell he just said. Not sure why I need the capacitors but ...