"My thoughts are that since we are young and dumb"...... If you're already recognizing 2 of the MANY things that get hunters in trouble- I'd say you're ahead of the game.
You have a year to prepare for the challenge ahead of you and like another mentioned- the altitude sickness thing is a huge...
nmbarta: Thanks for posting this! It should remind us all to double-check ourselves every time we are out enjoying what we do! My buddy and I have been reloading for 35 years and we still find things that somehow slipped through- fortunately we haven't had a major oops and were able to correct...
Search for hunting hearing protection on the web. I've got some from Walker's and while they're not quite like your natural hearing- they're not bad at all. It made me focus more on observation than having to only rely on hearing that was damaged from artillery and grenade bursts!
The tape idea...
Congratulations! The 30-06 has been around for so long because it's just plain good. Since you've been shooting for a while- I'm not going to insult you with a novel's worth of data and "He said- They said". There are many excellent loads for the '06 and bullet weights in the 175-210 gr range...