But you are correct, Andy, I've earned (literally) 100x more money from building/growing software companies than I have from any books I've written. The books, podcast, etc. are a hobby, not the job.

My immediate reaction was not so cynical since rwalling's comment came across as sincere, fake gurus tend to prey on users of less moderated online properties, and none of those gurus can boast hundreds of hours of informative content even after you pay orders of magnitude more than this for a 'course'.