- Use requestAnimationFrame for frameBufferUpdate polling - Use WebSocket binary API when available. - Scaling support --- - IE 9 improvements. - https://github.com/gimite/web-socket-js/issues#issue/41 - try window.atob instead of decode for better performance - Keyboard menu/panel: - Move CtrlAltDel button here - direct text entry with Send/Paste button - Ctrl Once/Lock, Alt Once/Lock, SysRq Once/Lock - Highlight menu icon when keys are locked - zlib/tight support (even if slow)