I think it's a an practicality thing. Getting these systems powerful seems sorta solved, but getting them easy to use seems tricky. AFAIK it's similar to comput

I think it's a an practicality thing. Getting these systems powerful seems sorta solved, but getting them easy to use seems tricky. AFAIK it's similar to computer formalized proofs. We can do them, but it's super verbose and tricky to make it convenient enough to be worthwhile.