Break dust is way less of an issue with electric cars anyway, if they have regen-braking. Don't know how that'd be taxed proportionally though. I'm also living

Break dust is way less of an issue with electric cars anyway, if they have regen-braking. Don't know how that'd be taxed proportionally though. I'm also living in a country where road tax is priced per CO2 emission rating (used to be by displacement pre-2006), and am sad nobody's selling kits to capture some or all of the CO2 emissions from exhaust.