What happens when you pour water into a cup? It takes the shape of a cup. Into a fishbowl? It takes the form of the fishbowl. You see the pattern here; water always takes the shape of the container it’s poured into. The water responds to the container; the water is responsive. It’s the same thing with website content: Website content takes the shape of the device displaying the content. Perhaps you’ve heard the phrase responsive website: The website content responds to the device that’s displaying the content, and that is what makes a website responsive. That’s why certain websites (like the one you’re viewing now) look great whether viewed on a desktop computer, a tablet, or a mobile device. Give it a try. Pull up this blog post on all your devices, and you’ll see the content beautifully displayed in a manner that fits the device being used. The Mobile Tipping Point There’s no shortage of studies showing the widespread adoption of mobile devices. As a planet, we crossed the tipping point in October 2016. (See Mobile and tablet internet usage exceeds desktop for first time worldwide.) We’ve not yet reached that level of penetration in the United States, but we will soon!