FT, here.
"The case highlighted a fundamental dilemma for internet companies built on the booming freelance sector. Establishing some level of control over the workers who use their platforms is often essential to ensuring a consistent level of service.
But the further they go — for instance, by laying down standards of training or conduct — the more they lay themselves open to one day being forced to accept the full responsibilities of employers. For the California labour commissioner, Uber’s control of pricing, tipping, driver ratings and the type of car made it look like an employer."