Really strange because nobody is financially profiting. Rob only helps people who are blind or going blind. The old french gentleman Rob has been teaching joined the facebook group [1] on his own accord and receives training for free. He's been lauding and expressing his gratitude to Rob in the comments of every post. Just read the article I linked or look at its references, if you want to know more.

[1] https://www.facebook.com/groups/2485376505035437