A proposal for champ select to possibly help queue times

I haven't thought too much in detail about this, but something I think could help is sort of like what WoW does. In WoW, there's usually a high demand for dps when you queue for certain activities, to help with this, they made it to where people got incentives for queuing as tank or healer. Similarly, I think Riot could add an incentive for queuing as support, or whatever other role is currently in demand. As far as what the incentives would be, that's open for debate, but it could help