GC Good: Great Action/Adventure Games, awesome controller; Wireless controller
GBA/GC extras
GC Bad: Not enough racing games, no online, needed more First Party Games, seriously
DC Good: Everything; Internetz
DC Bad: Wires on controllers get in the way sometimes...
Xbox Good: Had SW: BF
Xbox Bad: Er....
PS2 Good: DVD Player, good racing games, good online support (free) and good online games.
PS2 Bad: Seriously, how many RPGs can you play?