Fingerprint sensors. I don't miss the times where I had to always enter my passphrase on unlock at all, massive time saver. Also not being stuck on an ancient

Fingerprint sensors. I don't miss the times where I had to always enter my passphrase on unlock at all, massive time saver. Also not being stuck on an ancient version of Android - though I don't know what the custom ROM community for that phone is like, perhaps some soul is still porting newer versions to it.