front facing camera for calls
text messaging (apple watch's own app), it does exist already but i feel like it could be bettered.
voice mail messaging(apple watch's own app)
text+video+pic+voice mail=congruence of all types of messaging= for better communication
text message voice reading to wireless earbuds
top camera for photography
apple watch's own web browser..for images,pics,videos (simplistic it needs to be since we dont have a lot of space)
longer battery?( i havent own one, not sure what the actual duration is..but id like to use it for a longer while)