Is Internet Addiction a Real Thing?

Dear Lifehacker,
Is it possible for someone to actually be addicted to the Internet? I mean, we all love our phones, and maybe I check mine whenever it buzzes, but is that the same as being addicted to alcohol or drugs? I've heard of people being so addicted to video games that they forgot to eat or feed their kid.… » 3/25/15 11:29am 3/25/15 11:29am

How Do I Know When to Upgrade My PC or Just Build a New One?

Dear Lifehacker,
My computer is getting a little old. I built it myself, but I'm not sure whether it's worthwhile to upgrade individual things like my processor or video card or whether I should just start from scratch and build a new rig. How can I tell when it's time to upgrade and when I should start over? » 5/05/14 2:36pm 5/05/14 2:36pm