I’ve been using Miryoku for almost a year now, and I love it. The home row mods became natural surprisingly quickly. I do still need to tweak a setting somewhere; I tend to leave accidental "j"s around when I get found fast and an going for a capital on the left hand.
They’re both mass-market pulp that are entertaining to read. There’s plenty of sci-fi and fantasy that’s literature: Ursula LeGuin, Tolkien, Gene Wolfe, NK Jemisin, Vonnegut… the list goes on.