Modularity was probably a big deal once upon a time because of hardware costs and the difficulty of synchronization. I'm just not sure it's been that that for a

Modularity was probably a big deal once upon a time because of hardware costs and the difficulty of synchronization. I'm just not sure it's been that that for a long time. Even the iPad which I somewhat hesitantly bought with a keyboard (and pencil) for a versatile travel device, I'm not totally convinced I couldn't have stuck with mu old MacBook Pro for most purposes.