I competed it literally yesterday. It took me 28 hours in total and I’d say I had a similar experience to you that I really enjoyed the concept but I wanted it to be finished quite a few hours before I actually completed it. Also, if you made it to the glacier area then you weren’t far from the end.
There was the classic case where he said he was such a free speech absolutuonist that he wouldn’t ban the person who was tracking his plane. Guess what happened shortly afterwards