They could have made this a long time ago but the industry backed by giants like Goodyear, Dunlop, pirelli etc would lose out on their business model of replace

They could have made this a long time ago but the industry backed by giants like Goodyear, Dunlop, pirelli etc would lose out on their business model of replacement tyres so wouldn't push it. Similar thing happened to the electric car in the 90s California had quite a few, but the oil industry killed them off, watch the programme "who killed the electric car"