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How to Build Secure Chat With AppFriends and Virgil
On September 14, 2017 by Kejia

We recently wrote an encryption extension to AppFriends, and working together with …

Mistakes Apps Make When Building Their Social Layer
On April 20, 2016 by Kejia Tang

In the last post, I wrote about the “Stack Fallacy” and why …

The “Stack Fallacy” and what most apps get wrong about social
On March 18, 2016 by Kejia Tang

I was reading the following article about DropBox and the Stack Fallacy, …