Read somewhere to anneal in a fairly dark room. The writer said to pull the heat off just before the brass glows. I have used that method for a few hundred rounds and have yet to see a problem doing it that way. Be aware that each brand of brass reaches max temp at different times so sorting by...
Gloves are useless when it's that cold no matter how good they are. You need mitts and good ones. The wind is what will get you. Good quality underwear, a fur hat to keep ears from freezing, dress in layers but you are going to need a good heavy coat. Whoever suggested normal hunting boots never...
I guess it depends on intended use. If you walk bush a lot that extra 2 inches is a pain. If you don't, not such a big deal. In my situation I carry a lot more than shoot so a quick pointing light rifle is much nicer at the end of the day.