Yeah they aren't cheap but from my research are the best/neatest solution. My FiL will dissown me if we dont have a wok burner and I want to try induction so will be what we go for
Top tip for the wok burners - and most gas ranges - remove the central flame disperser and you will get a solid jet of flame instead. You get better, hotter flame coverage across the bottom of the pan. Stronger wok hei.
They do look lovely, don't quite know how much its going to cost, but look quite spendy.
Basically they do what I want: