[FLT8]

> The amount of effort to do a single 30 minute video of this sort when scaled out to a half or full year math class is significant.

This is true if Grant is the only person doing the work, however having a well educated and scientifically engaged populace seems important enough that we (the human race) should devote a few more resources to creating high quality (and freely available) courseware for all curricula/year levels.