Companies including Uber Technologies Inc., Tesla Inc. and Alphabet Inc.’s Google have been touting self-driving cars as the next revolution in transportation. Pressure was mounting to make the technology road-worthy when one of Uber’s cars killed a pedestrian in Arizona in March. The company halted its autonomous-vehicle test program. Toyota Motor Corp. and Aptiv Plc’s Nutonomy then announced they were temporarily suspending public road testing in the U.S. Also in March, a driver of a Tesla Model X died in a crash in California that occurred while Autopilot was engaged.
“It gives them breathing room,” Grant said. “Now, they can stop telling investors a growth story. They don’t have to be as aggressive.”
translation: they have all been full of shit and this is an excellent "excuse" to stop having to be quite so full of shit for awhile