And i strongly agree with that. Usually when that happens it kills an rp. I have recently made the decision to NPC steer peoples characters out of the way when that happens. But Thats a solution only a gm can provide. As an rper its harder to deal with. I feel your pain bro.
I think age restrictions are acceptable in certain formats.
For example in my Lost Children Rp the range for the Main 6 heroes is 8-24. This is because the genetic modifications blend better with prepubescent humans than postpubescent ones, and the organization is only 13 years old. (13 years...