I really wonder if they don't understand that they change from a distributed dependence for labour to a single dependency for labour and what that means for their position in their eco system.
Dear boss, 50 people won't strike or leave the company all at once for no reason at Monday 9:38am. Your ai overlords might decide change the terms of the contract randomly on a Monday morning and there is nothing you can do. You had effectively a crown and gave it away.