by Seth Godin
The math has changed. It used to be, you paid money to run an ad. A little piece of media, bought and paid for. The audience came with the slot. Today, of course, the ad is free to run. Post your post, upload your video. Free. What to measure, then? Well, one thing to measure is attention. How many likes or shares or views did it get? But if you're going to optimize for a ...Read the full article