Australia has had instant, free interbank transfers for years now (PayID) but for some reason I have yet to see a business accept it at PoS and only very rarely

Australia has had instant, free interbank transfers for years now (PayID) but for some reason I have yet to see a business accept it at PoS and only very rarely for online purchases. The only business that seem to accept it are crypto and stock exchanges, to get your money in fast...