I think they're pretty much interchangeable
( b3th You're gonna need a bigger mod, Wed 9 Dec 2009, 21:27, archived)

I think I need a Venn diagram!
( BubaMan One good tern deserves some fish, Wed 9 Dec 2009, 21:28, archived)

Ah.... I see now
( BubaMan One good tern deserves some fish, Wed 9 Dec 2009, 21:34, archived)