Wide range of stuff. Scams, random non-Clojure-related startups, occasional avalanches of porn (not for a while happily), questionable paid services, SEO ads 🤷

I believe the two main motivations are taking money from you (scams), making money from you (ads), and just people who like adding chaos to the world (avalanches of porn)

Three! The three main motivations are ... (not intentional, but I reminded myself of the Monty Python sketch there)

"....and off by one errors."