What is fun and fair is irrelevant.
All that matters is to never implement a change in Classic that people ask for. Because if they ever add any change in that way, suddenly all changes will be valid.
Right now people complain and ask for one change. A separate queue for solo players. Imagine if they gave you that. Now the forum would be spammed by all kind of new demands for various changes pointing to your change.
They already does that when people use various small unrelated change as an argument to get their change.