Imgur now blocks several VPNs and have issues loading embedded previews in several fediverse platforms. So instead of using imgur, you could use one of the following alternatives for uploading your images.
https://postimages.org/
https://imgbox.com/
https://imgbb.com/
https://www.imagebam.com/
That makes a certain kind of sense but does that mean the filtering algorithm Facebook uses that targets NSFW photos in posts and group chats is very complicated and expensive? is it important for a site like reddit or Lemmy to scan for illegal activities oj a photo?