Before revision:  In light of these developments , we aim  understand how and why a technically savvy population---university students---chooses and uses VPNs,  whether they are aware of data leakages by VPNs, and how awareness and attitudes about VPNs affects decisions to use them .
After revision:  In light of these developments , we aim understand how and why a technically savvy population---university students---chooses and uses VPNs, whether they are aware of the security and privacy risks that VPNs pose .