The talent is there and there's a large number of people who have left and would return in a heartbeat if the jobs were there.
Michigan's new governor is a former VC and the state is staking their future on startups and entrepreneurs. He's trying to lower taxes, smaller companies will pay zero taxes under his plan.
However Michigan's unions are fighting him tooth and nail even though he is not challenging their power directly like the governors in Wisconsin and Ohio. So despite the voters giving him a majority in both legislatures he may not achieve everything he wants. What there won't be are the huge government handouts to favored companies that the previous governor was fond of using.