I totally agree. I took that course as well, and thought his explanations were amazing, but because I'm just a rails/angular developer and do not have the requi

I totally agree. I took that course as well, and thought his explanations were amazing, but because I'm just a rails/angular developer and do not have the required math background, I definitely got lost and could not keep up the pace. I'm currently taking math now so I will be able to participate in something like this in the future.