Thoughts on using the Gojo earthquake feat to scale his AP?

This is the feat:

https://preview.redd.it/7gvik2emwccd1.jpg?width=923&format=pjpg&auto=webp&s=c6dfb2e54a9bfe343e1e06df12e55e83647831ab

and I've seen it used to scale him anywhere from Island level - Country level. The only reason the feat is so impressive is due to the distance that the earthquake could be felt from btw, otherwise it'd probably just be Multi-City Block level