That’s mean to SnapChat.

Snapchat at least warns you that your data will disappear.

Snapchat has disappearing messages as a feature.

So does MongoDB! It's a feature!

it's documented too. as per the dev rel's tweet.

it's documented, if you know how to read!

on edit: between the lines.

“Does your database have snapshot isolation?” “No, we have snapchat isolation!”