[foul]

Isn't htmx intercooler.js without jquery, which is (intercooler) a 10 years old library been used extensively in a lot of sites?

[outofpaper]

Essentially yes. See https://news.ycombinator.com/item?id=23331672

[devmunchies]

funny, the reason i say its not battle tested is because of an issue i discovered in the extension system that was mentioned in that post.