This is caused by IR35 changes where self employed de facto can no longer offer services, as they are being forced into something called deemed employment, wher

This is caused by IR35 changes where self employed de facto can no longer offer services, as they are being forced into something called deemed employment, where they have no employment rights, but pay both employee and employer taxes without ability to make profit. Many people in the industry simply threw in the towel, because it became pointless to work.