tl;dr: If you only do one type of X-based learning, it will fail to teach you everything you need to know. This is literally covered last in the disclaimer. T

tl;dr: If you only do one type of X-based learning, it will fail to teach you everything you need to know. This is literally covered last in the disclaimer. The author never talked about whether this was actually a problem. And frankly, it's a shameless plug for a course that literally uses project-based learning in it.