Uber has been taking direct — and indirect — shots at its partner, Waymo

In recent months, Waymo has added new cities to its service list without an Uber partnership. Smith Collection/Gado/Gado via Getty Images Uber executives have been publicly dissing Waymo in the past several months. The executives have called out Waymo directly or criticized AV-only operator models. Waymo is Uber's only partner providing fully autonomous, paid rides in the US. Couples go through bumps, and so do business partners. In recent months, Uber and its executives have taken direct a...