There has been some discussion lately on the community forum about natural=cliff, but alas without any satisfying conclusion.

Maybe don't remove ele=* when removing a natural=peak?

Kjekt å ha deg attende i OSM :)

Heilt klart framleis post her: node/279749193/history, (usikker på tipping, sida eg ikkje spelar)

Has service:posten and service:tipping fallen out of favour?

Where is this data from?

Seems like quite a bit more than a duplicate way. Do you have a more precise summary of this multi-continent changeset?