> I'm wracking my brain trying to come up with a scenario where tickets don't work better than gait recognition, and I can't come up with one. When the profit

> I'm wracking my brain trying to come up with a scenario where tickets don't work better than gait recognition, and I can't come up with one. When the profit to be made is from ubiquitous surveillance, and doing it for public transport ticketing is just a convenient justification. >It's not that tickets are enough, it's that they're better. Especially if you want any sort of anonymity/privacy in public...