Cool idea IMO! :D
Or.. "They are getting better than us, one step at a time.."
This almost falls under the category of 'technology sufficiently advanced to be indistiguishable from magic'. If a person was able to win at Rock, Paper, Scissors 100% of the time, They could have a show at Vegas, or maybe be burned at the stake, depending on what century they lived in.
I agree with OddBot. This robot is a very effective cheater! ; j