For the record, I already decided to stop touching the turn restrictions in Greece, in order to de-escalate the situation. If they are signed, then source=* should be set to “sign” or “Mapillary (YYYY-MM-DD)” [i.e. today’s date]. Relations support the source=* key: that will reduce the risk of confusion.
I think I said something similar before. Oh wait, here it is: Turning left on a double white line - #16 by ika-chan