Whats risky about Monero that isn't risky about coinjoins?

Raw JSON

{
  "kind": 1,
  "id": "00008846cafcb0b829f8d07ecd239b0050f0c1a502d9958c591d0857b34b65e1",
  "pubkey": "f985d309197c805e1719c73185b574fc3ee407d7c1b6157dee99c6ace2599bbb",
  "created_at": 1788913684,
  "tags": [
    [
      "e",
      "000000dcf5af3b498f62228987cad9598cd28fa799dfa8c1f0e877dc83d9f77b",
      "wss://purplepag.es",
      "root"
    ],
    [
      "p",
      "0c469779d0c6c49994514f7d598904067cf0d3d23edd07e4e76dfdd74b21d8b0"
    ],
    [
      "nonce",
      "147160",
      "16"
    ]
  ],
  "content": "Whats risky about Monero that isn't risky about coinjoins?",
  "sig": "c93f58fcee0229348d47a68597d31b718c1b17edad93fb3629e047d981efa686a3b0ab212ab764d33d168db8a40787527e088d04dcccff192f53ee14046f1602"
}