1. face recognition app
    tells me if i have met a person before, how i know him/her (i.e. did we date?)
  2. water saver berater
    a voice that rips on you once you've exceeded appropriate water usage time (shower, baths) shower-baths) insults gets worse the longer it's used
  3. flying food trucks
    think how fast we could get food
  4. flying beach cruisers
    seems cute