[cutler]

Not so fast. Contactless accounts for a huge volume of compensation claims due to faulty or badly-designed interchanges. I've lost count of the number of times my partner has been overcharged when travelling from Wimbledon to Waterloo.

[shamiln]

Is your partner not following the signs saying where to tap in?

[cutler]

Been there. Done that. Even the guards admit it's unreliable.