Definitely the real one, the last sentence is like a signature!

Where could someone obtain this mysterious knowledge?

I first thought the guys cleaning the ducks are butchers… That would have been quite the different way to help going through a phase…

Yeah, same here. In Germany WhatsApp is extremely dominant. I tried to move to Threema, but only a couple of people are using it in the end, even after discussing the whole Facebook thing. Some people are also on Signal, but again, only a few. In the end, especially for groups, I still have to use WhatsApp.