Originally Posted by bertrandsv87

They had a material ban before during the brushed years: no neo magnets on brushed motors then.... I guess brushless came at the right time to make full use of neo materials. It will be hard to ban exotic materials now, since they've opened up all the flood gates...
A price cap won't work either since the price of all these materials will drop drastically overtime anyway with the Chinese/Indian/African/American mines in full production mode, etc,...