you're still overestimating how much you know about the world, by a lot. in the spanish-speaking world, for example, anarcho-syndicalism is much better known than monty python (though, not among programmers, because they speak english and write python). and i'm guessing that monty python isn't that widely known among arabic speakers, russian speakers, and chinese speakers, while anarcho-syndicalism is a significant historical strain of socialism a significant number of them are acquainted with

making any statement about 99% of the people who have heard of anarcho-syndicalism represents a staggering degree of unconcern for veracity, given how hard it is to get a handle on that group