yeah, I've been thinking about that since I read the article! I'm wondering if the line goes along the crest of the hill, so it's basically as wide as the cres

yeah, I've been thinking about that since I read the article! I'm wondering if the line goes along the crest of the hill, so it's basically as wide as the crest is. But there's still, why 7-8 holes wide, and why are there some groups... lots of questions to think about!