Please add a few of these features/improvements 1. Video Calling. 2. Chat Background: Please allow editing image (clipping  scaling). 3. Blocking: Don't let the blocked user receive messages that weren't delivered. 4. Encryption: Please encrypt messages by default. 5. Compression: Allow selection of media quality. 6. Deleting Media: Please add an option to delete shared media permanently  without requiring both persons deleting it from chat history. 7. Message details: When was it seen  modified  edit history 8. Block Porn content especially sticker pack
February 09 2017