Two schools of thought are emerging on Quicken Loans’ legal battle over FHA underwriting claims: Plenty of smaller nonbanks are eager to pick up any volume that the mortgage giant might cede, while others say Quicken should exit the space to teach the government a lesson. Glen Corso, executive director of Community Mortgage Lenders of America, said his members are eager to pick up the slack if Quicken makes good on its threat to pull back from FHA lending. The way things stand...