couple things:

fm modulators suck balls. personally i love my ipod/cda-9857 combo.

it's still a big "if" as to whether or not these guys are actually going to be able to successfully merge. they face some STIFF regulatory obstacles from the fcc, not to mention all our wonderful anti-trust laws. but, ironically enough, satellite radio won't survive without the merger. they'll run each other into the ground.