I’m getting this every other message in Firefox on Linux, and it asks me to do 2-5 puzzles each time. It’s completely unusable. 
1 Like
Try an extension like “user agent switcher and manager”.
Maybe they think being on Linux is what robots do.
Others share frustration: Needed to solve 50 mini puzzles for a 4-message chat 🤗 (CAPTCHA verification gone crazy)
1 Like