1. Typing Interface
   1. Real-time Unicode conversion
   2. Spell checker
   3. Save to DB in Roman
2. Comparison Interface
   1. Diff API
3. Scan View Interface
   1. Interactive Zoom
4. Login Interface
   1. User Management
5. Cloud Link
   1. RickshawNet
   2. Internet
6. Persistence
   1. CouchDB
   2. on-site backup(s)
7. Workflow
   1. Typists correct their own mistakes
8. Design Decisions
   1. Native App / Browser-Based
   2. How to eliminate SPOFs