Design look and feel, appearance and behavior of all interfaces to apps and web apps to maximize ease of learning, ease of use, reliability and enjoyment, making use of all available capabilities (wireless, audio and ultrasonic audio, built in cameras, accelerometers, attitude sensors, GPS and location awareness, that may be available in devices, and alternate solutions where not available. Devise built in help, training, and support capabilities. Ensure every interaction is fast, easy, reliable and fun.