^^^ Lol yeah. And these are the same people who preach about being anti gender stereotypes and how your looks don't define your gender when they're quite literally the first ones to contribute to these issues. Anyways, Rika is lovely. I love masc women.
Also, are we just accepting that Pairing: Eri x Miorine tag without protest? It should clearly be Pairing: Eri x Mio-Mio, if we're already using a nickname for Ericht.
^That has more to do with porn being more prolific than ever and going into much extreme place for various reasons than with one generation being more into something.
It's still a niche BDSM fetish. (though the people in that niche might more likely to speak about it since there's not as much taboo, especially with internet anonymity, Making it seem like they're more numerous).
As far as I know, what is considered canon is up to the current writers hired by the owners of the IP. That and shipping is not required to pay any heed to canon.