They absolutely should do scoring. Imagine i posted this comment as a response to every single other comment here.
Nobody is going to want to use a platform with spam.
No, they should not do scoring. The end result is strictly better. Like you said, no one is going to want to use a platform with so much spam.
No, they should not do scoring. The end result is strictly better. Like you said, no one is going to want to use a platform with so much spam.