There also good reasons why Dandelion isn't in Bitcoin Core (yet). But why do a simple google search to learn why if you can score engagement by complaining?

This doesn't give me too confidence in the new publication, though of course I'm happy to be wrong.
https://bitcoin.stackexchange.com/questions/81503/what-is-the-tradeoff-between-privacy-and-implementation-complexity-of-dandelion