If tipping in BTC goes well for Uber, I can possibly see they implementing it as a payment method for next year.
This really shows the importance of BTC and how it has been increasing over the years and its contribution to society.
If this will happen more and more people will joining in bitcoins community and the price of bitcoins will be more expensive than ever 10.000$ per bitcoin next year whoa this is so exciting bitcoins is the best of all best.