Ever click to verify you're not a robot only to get stuck on Loading? It...

https://page-wiki.win/index.php/How_Do_I_Fix_a_reCAPTCHA_Loop_on_Safari%3F_A_Guide_from_the_Trenches

Ever click to verify you're not a robot only to get stuck on Loading? It happens when sites burn through their free reCAPTCHA quota. I’ll explain why this occurs and show how you can get back to browsing. It is an easy, practical fix for you.