1. They are roughly the same speed
2. Firewire controllers usually have a bit less CPU overhead, USB 2.0 is compatable with more systems.
<font color=blue>Only a place as big as the internet could be home to a hero as big as Crashman!</font color=blue>
<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>