People who seethe at this option are either baiting or mentally ill. Spiders make a significant % of the population uncomfortable. It's also completely optional and you uslaly have to go out of your way to install it.
Anyways I hope we see other arachnids more than just Scorpion, Spider or Solifugae. I'd love to see Pseudoscorpions or Tailless Whip Scorpions make an appearance in some games