That's a good basic overview on what it takes to keep a site the size of Reddit (a year ago) afloat. I need to think more about caching, personally. Reddit has

That's a good basic overview on what it takes to keep a site the size of Reddit (a year ago) afloat. I need to think more about caching, personally. Reddit has done a great job of serving a massive amount of traffic, given the size of their staff especially.