Mac there's millionaires that qualify and probably take it. There's genuine people who have lost itinerary the past, a gent I worked with was an amputee and had a mobility car and they decided he was no longer as disabled as he was and revoked it. He went to appeal and stated that he isn't a lizard and didn't expect the leg to grow back in the foreseeable future. It was reinstated.
A means test has been needed for years but it hasn't been applied no matter what government has been in power.