Let's look on the bright side---despite their high level of perception, they mistook you for someone else LOL
Or, it's heart-warming that such humility is shown by such reputable representatives of the martial arts community, the most likely pass on that great humility along with great knowledge to their students. What more could society ask for?
Gernot, I like to think it's more about mutual respect and recognition of skill and ability, rather than what art/style, the color or degree of one's belt, or what organization one is affiliated with. And of course, being a nobody in anything, A LOT of humility on my part.