>>2745479>aspect that's been apart of the website since within the first few weeks of the website's lifespan>ruining itSounds like you don't like 4chan for the community after all, since you're complaining about it.
Waifu spam even predates the word waifu, see 2ch in the late 90s, 2chan a year before 4chan, and even usenet archives in the early-mid 90s. Websites that cater to anime fans and otaku attract these kinds of people.