Originally Posted by
Nico40
For a couple of years Thalys has been providing KL with a dataflow from its own ticketing system. Once a ticket is scanned by a ticket inspector, KL can know.
Not sure for the IC trains though.
Interesting, thanks!
Which now makes me wonder if it is "can know" (if they really want to find out and go after it actively), or "does know" via an actively linked system?