How we (now) use the Internet.
To communicate, social network, buy stuff, and search for things, yes. But overwhelmingly to consume content. As BusinessInsider puts it, the Internet, whose killer apps once were limited to e-mail, now is primarily a "content platform." Or, as I'd put it, a place to read stuff.
Which will come as shocking news to blog loyalists. But, heck, a chart makes it look more official.