Uber and Facebook are learning the hard way that saying 'sorry' is costly business

Uber has spent almost $10m on apology TV ads in the US since May, according to data from TV ad measurement firm iSpot. 
The analytics company handed data to the Wall Street Journal, which claimed that since airing a network spot last month, fronted by new chief executive Dara Khosrowshahi who promised a "new direction" from the ride-hailing app, the brand's media spend has run into the double-digit millions.
Facebook, too, has learned the hard way that regainin