I think live offers a good "all in one" solution to make a job that people want to do (ie taking a laptop out and playing a set from it with minimum fuss), but I'm with Mark on this.

Use everything.

I still use the sequencer on my MC303 both live and to sequence riffs and loops to dump into other stuff like acid, 'cos hey, I've had it best part of 10 years so I know it inside out...