The barrier is having to pay at all. When you contribute to something online you are already paying, with something far more valuable than that $1, with your time.
It also limits the speech to the voices of those that happen to be able to use the method of payment and adds significant overhead to the running of the site.
The barrier is having to pay at all. When you contribute to something online you are already paying, with something far more valuable than that $1, with your time.
It also limits the speech to the voices of those that happen to be able to use the method of payment and adds significant overhead to the running of the site.