Beware of strange men

Most of us have probably had the experience where an old man comes up to you on the tube train or in a shopping mall and starts telling you his life story or his view of the world - or something.

Anyway, today an old man came up to me in a public place and urged me to check out something online.  I expected it to be some bizarre conspiracy theory, but the truth is ... well, watch for yourself.

I know that videos are sometimes removed from YT, so here are two versions of the said video.