X-ML de-doming method with 100% success?

Check out the link (with translator): he mentions swapping in various XMLs (all on copper boards I think and something along the lines of “fritzl 15 mega”

I believe this is the torch he is talking about (5th torch one down): Some Custom lights - New update 25.07.2015.

As for the brasso: I will try some this weekend now that I have a dead XML on my hands, can’t see it having any real negative effect.