The onus was on Uber to demonstrate they were legitimate, it is doubtful they even bothered responding to the chargeback. The bank refunded every transaction without question
It seems people here don't understand how credit cards work :) The main reason to prefer them is because the chargeback process is straightforward and heavily biased in favour of the customer.
A quick google search reveals lots more, and none that I saw saying companies can’t come after you for a disputed charge. Most won’t, and most of those that do will only do it if they can clearly show they’re in the right, and you should be able to beat any collection attempt if they aren’t, but they can try.
Prime example: gym memberships