Not a bug, a primary feature:
“Self-hosted wallet users can easily trade crypto assets by relying on peer-to-peer trades or by relying on fully decentralised applications. Given the lack of service provider involvement, this ‘dark side’ of the crypto ecosystem is fully out of the reach of tax authorities.”
https://taxjustice.net/2023/05/25/eu-ambition-for-dac8-transparency-on-crypto-is-cut-short-by-failure-to-think-outside-the-oecd-box/
“Self-hosted wallet users can easily trade crypto assets by relying on peer-to-peer trades or by relying on fully decentralised applications. Given the lack of service provider involvement, this ‘dark side’ of the crypto ecosystem is fully out of the reach of tax authorities.”
https://taxjustice.net/2023/05/25/eu-ambition-for-dac8-transparency-on-crypto-is-cut-short-by-failure-to-think-outside-the-oecd-box/