Coffee Brewing Principles

Coffee Brewing Principles is worth the watch, now does it count at Professional Development?

The Video and the blurb:

George Howell of George Howell Coffee gives coffee enthusiasts insight into the science behind achieving ideal extraction and flavor balance. Learn how water-to-coffee ratio differences contribute to a vast variance in coffee strength. George explains other variables that affect the final brew, such as origin and altitude of the beans grown, and the roasting process.