According to Digital Ocean they've updated their Terms of Service
We have updated our Terms of Service
Created on 01/27/14 at 22:07
12. Termination and Access
12.1 DigitalOcean reserves the right, in our sole discretion, to terminate your access to all or any part of the Services at any time, with or without notice, effective immediately, including but not limited to as a result of your violation of any of these Terms of Service or any law, or if you misuse system resources, such as, by employing programs that consume excessive network capacity, CPU cycles, or disk IO. Any such termination may result in the forfeiture and destruction of information associated with your Account.
Isn't this a huge problem?
whole updated TOS
https://www.digitalocean.com/legal/terms/