New – May 2017 – !!!: From EFF Page:
-VPNs can see, modify, and log your Internet traffic. Many VPN providers make promises to not log your traffic and to take other privacy protective measures, but it can be hard to verify this independently since these services are built on closed platforms. For example, a recent study found that up to 38% of VPN apps available for Android contained some form of malware or spyware.
-Would using the VPN service still leak your DNS queries to your ISP?