That confused me as well - there's the line > But what exactly is the purpose of a plow? After a paragraph about it, but then the article just jumps right int

That confused me as well - there's the line > But what exactly is the purpose of a plow? After a paragraph about it, but then the article just jumps right into the "Top Breakthrough Techs" no big deal? I couldn't tell what was going on, I'm not even sure I read the "actual" article.