It's a black line 1px high at the top of the page above the orange bar. Here's a snapshot of it from 2011: https://web.archive.org/web/20111006184954/http://ne

It's a black line 1px high at the top of the page above the orange bar. Here's a snapshot of it from 2011: https://web.archive.org/web/20111006184954/http://news.ycombinator.com/ https://web.archive.org/web/20111006184954/http://news.ycomb...