This is The Stepback , a weekly newsletter breaking down one essential story from the tech world. For more on cars, data privacy, and autonomous vehicles, follow Andrew J. Hawkins . The Stepback arrives in our subscribers’ inboxes at 8AM ET. Opt in for The Stepback here . Earlier this year, the Federal Trade Commission issued an unprecedented penalty against General Motors: a five-year ban on selling customer data to consumer reporting agencies and third-party data brokers