So, I looked through the fallacies on this page: https://iep.utm.edu/fallacy/
I couldn't find any that exactly matched what you're talking about (Your participation in the system implies your assent to the system) but I did find Tu Quoque (Your argument is invalid because you do the thing you're arguing against), which is pretty close
(Edit: your to you're)
So, I looked through the fallacies on this page: https://iep.utm.edu/fallacy/ I couldn't find any that exactly matched what you're talking about (Your participation in the system implies your assent to the system) but I did find Tu Quoque (Your argument is invalid because you do the thing you're arguing against), which is pretty close (Edit: your to you're)