What is being sold here?
Absolutely nothing. The purpose of the website is to output personal research on the history of various places as seen through an analysis of the records collected primarily by the State Bureaucracies of the nineteenth-century Western world.
How do I add more people as editors in my website?
No you do not have change how you see the world or history. The website does though argue that there is much to be gained from looking at materials afresh. It will also be suggesting the the outputs of modern genealogy in the digitised era have many levels.