The Netflix original series Black Mirror has attracted a surprising number of critics, some ridiculing the very premise of the series - and having that backfire - others just dismissing it as "pretentious," while others claim the very title sailed over their heads, and finally a whole subsection out there blowing it off because it's similar to The Twilight Zone franchise.    Um, yeah, that's the whole point!      For those out of the loop: Black Mirror is a modern speculative fiction anthology series with a UK production beat (irregular seasons with episodes stretching to movie-length).    It focuses on hard sci-fi dystopian scenarios, taking recent developments in technology and extrapolating the "what if?" factor from there to view the human impact. Usually, it's a grim and rotten, cyberpunk world. "And they all lived happily ever after" said no Black Mirror story ever.      At any given time since the dawn of mass electronic media, we've never been far from a speculative fiction anthology series. You…