Activity for Bob Cooper‭

Type	On...	Excerpt	Status	Date
Answer	—	A: As of 2019, why do mountaineering courses still teach how to use a paper map? Probably the simplest answer to my mind is that if you're going to have redundant methods for just about anything, they should be as resistant to single points of failure as possible. It's a good general principle, and it certainly applies in this specific case. Two electronic devices will provide r... (more)	—	about 5 years ago