Seems to me like the reward was free gas.
If you’ve developed your system that the rewards card can provide a bypass to free fuel, your system is the flawed one and it isn’t on the customer to provide feedback. This isn’t a user testing scenario, they should have solved this bug before it went to production.
People aren’t responsible for cheaply built solutions.
Most activists are active year round, not just one day a year. Give them that one day to unwind and show people why the plant isn’t a harmful substance and remind them why they’re fighting to prove it’s right to be legal.
Plus a lot of countries are legalizing in the west. Not everyone lives in the USA.