Yes, the loss does carry forward. The new proposed regulations, issued concurrently with the finalized regulations, state that when QBI losses are freed up in a later year to offset positive QBI, they are brought in collectively as if they were a separate trade or business. The purpose of this was to address situations such as this were a business might no longer be around, but carryover QBI losses from that business are still carrying over.
Consider attending our 199A webinar on February 15. It has all the updated info.