All You Need On A (Consumer) PC

·
  1. Ubuntu/Windows XP/Mac OS X
  2. Firefox (+extensions)
  3. Azureus
  4. Amarok/iTunes
  5. VLC
  6. Skype
and optionally
  1. Thunderbird+Lightning/Mail+iCal
  2. Gaim/Adium
  3. F-Spot/Picasa/iPhoto
Ok, decent media support in Firefox on Linux would be nice too, but this'll do for now.