This really doesn't do much for me. Any chart that fits into an examples page is pretty sure to look pretty good and be pretty easy to make with charting librar

This really doesn't do much for me. Any chart that fits into an examples page is pretty sure to look pretty good and be pretty easy to make with charting library X. You don't really find out X was a bad choice until you run into obscure problems Z1, Z2, Z3.