What are the client-side performance implications? I am worried about running this on mobile clients (mobile web or within phonegap). Three things in particul

What are the client-side performance implications? I am worried about running this on mobile clients (mobile web or within phonegap). Three things in particular: 1. Running complex DB queries on the client 2. The in-memory database cache described in the documentation using a lot of memory 3. Having little control over how often the client hits the server and vice versa.