On 30 May, 15:18, asdf wrote:
There'd be no point at all. The most you could "steal" in a single day
would be £12.70 worth of transportation (the Z1-6 peak cap).

For one day no it wouldn't be worth it , but if the card had been
hacked to update its id periodically and always have the maximum
amount of cash then in theory you could have free travel anywhere in
london for as long as you could get valid id numbers. And if Oyster
ever gets used as electronic money ....

B2003