It's been in Firefox for a little while
I only notice it causing issues occasionally with broken image links. Mostly in old technical forums with in-line images. It's a pain for sites with legacy content and no way to upgrade the off-site links.
I only notice it causing issues occasionally with broken image links. Mostly in old technical forums with in-line images. It's a pain for sites with legacy content and no way to upgrade the off-site links.