Since bots are the biggest problem lately, here are a couple ideas for dealing with them (one much better / able to handle abusers than the other)
nostr:naddr1qvzqqqr4gupzqamkcvk5k8g730e2j6atadp6mxk7z4aaxc7cnwrlkclx79z4tzygqyvhwumn8ghj7urjv4kkjatd9ec8y6tdv9kzumn9wshszrnhwden5te0dehhxtnvdakz7qzfwajk...