Some additional measurements made today (current drain just powered up, no attempt to run software):

two oval Apple Desktop Bus Mouse II M2706: 2.87 mA, 4.73 mA

Kensington NoteBook (numeric) KeyPad 3.1 mA

Wacom ArtZ Graphics Tablet UD-0608-A spec is .1A, measured 90 mA

three Connectix Color QuickCam: 162 mA, 165 mA, 219 mA