Doesn't the system to bill people's phone lines still exist? I presume telcos have made that immune to number spoofing since there's money on the line. Just m

Doesn't the system to bill people's phone lines still exist? I presume telcos have made that immune to number spoofing since there's money on the line. Just make it so that reporting the call as spam triggers a $1 charge to the caller. Something that won't ruin anybody's life if their ex-spouse decides to be a shitty person, but enough that it makes spam calling no longer profitable.