Blackblaze is at $0.005/GB/Month (so 10$ for 2TB) and they still make a profit out of it. I have no doubt Dropbox can make a profit out of users barely filling

Blackblaze is at $0.005/GB/Month (so 10$ for 2TB) and they still make a profit out of it. I have no doubt Dropbox can make a profit out of users barely filling their 2TB limit then.