They are both from the same country - They may be prof. friends - I have seen the videos - and do not have an affiliate connection to him - they are not bad - useful information in a well organized layout -
Personally - I think that some of the ebooks and videos are great reference material - if you get a good one and stick with the system (not talking about junk site type stuff) - just optimization and day to day stuff - it gives a person a secure feeling to have a system in place and some of these products give you that system to follow.
People in JonJon's age group like systems - Younger people seem to strive and grow in chaos these days -