What is "selective enforcement?" nostr:nevent1qqsvnqezwkvqf0w9hrar798333pzgfq9madfdeu49l2l6548ptzp9aqpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhsygxzvgkfzmvmjrss4qdjhfnmrx7lchttufkz2atdr7vs6du9ecfkrvpsgqqqqqqs8z8rj2