[portman]

>>since Android wipes everything between updates

My G1 upgraded from 1.0 > 1.1 > 1.5 > 1.6 without wiping.

My Droid upgraded from 2.0 > 2.1 (and will > 2.2 soon) without wiping.

[holman]

Ah; I stand corrected... I misread what Gruber wrote. Looks like Android handles updates fine, but there's no way to cross-load data between devices. So buying the latest and greatest hardware leaves you in the cold, at least until Froyo.