I don't work at Uber, so I can't answer your questions around motivation, but I took the 1,500 value from this presentation at Gophercon this year: https://www.

I don't work at Uber, so I can't answer your questions around motivation, but I took the 1,500 value from this presentation at Gophercon this year: https://www.youtube.com/watch?v=nLskCRJOdxM&t=22m59s https://www.youtube.com/watch?v=nLskCRJOdxM&t=22m59s