From my understanding it's one of the better options and getting better. First prize belongs to Fedi and Cashu but Fedi is more secure

Answering about Lightning only, I would say yes. Because it does a good job at keeping your transactions private from "the rest of the world". The problem is that the nodes that forward your payment (or even the ones that fail to), do learn quite a bit. And an external prober also could. But is al...

It does.