The letter written by Richard Jacobs to senior management in Uber (leading to his job demotion and eventually leaving Uber) that delayed the current court case between Waymo (Google) and Uber when discovered. This document has now been (mostly) made public by the court. The complete document can be found on Scripted, some initial analysis can be found on Engadet, CNN and on Verge.
This gives an uncensored and scary insight of how corporate espionage and hacking seems the be a key part of Ubers business model and operations.