The chatter is because storing a blob of encrypted files is secure, but it is another hassle for and end user, and maybe even more importantly, comes with less

The chatter is because storing a blob of encrypted files is secure, but it is another hassle for and end user, and maybe even more importantly, comes with less features: if I stored my photos in an encrypted blob, I wouldn't be able to type my friends name and see all pictures I have with my friend from a random web portal on my phone. End to end encrypted services allow for users to do more interesting things with the data