I think this does deserve to be its own thing but the code (https://github.com/aCosmicWave/blocktherich/blob/main/blocktherich.js https://github.com/aCosmicWave

I think this does deserve to be its own thing but the code (https://github.com/aCosmicWave/blocktherich/blob/main/blocktherich.js https://github.com/aCosmicWave/blocktherich/blob/main/blockt...) is very un-optimized. Should just construct a single regex up front.