I'm doing a project for my class at NYU and was trying to estimate bandwith costs. I want to hypothetically run a service like Evernote. So I'm trying to estimate bandwith costs for 2.5mm users. Can anyone give me some idea of how much it would cost or point out any resources that show how much bandwith the average Evernote user uses in a month? Are there any white papers on this?
I very much doubt there's going to be any whitepapers specifically on evernote-type services' per user bandwidth usage.
The best way to get a realistic estimate is by using basic research techniques and recruit a sample population to estimate with: