Responsive design is a watchword for many web design gurus, and it has become a kind of unspoken rule for online experiences: If your website can’t respond to users on every device, then it is an affront to those users. This rule, which maybe doesn’t have to include such unforgiving terms as “affront,” has to be acknowledged well before a user even has a chance to set their eyes and cursor on a website.

Responsiveness is arguably the first barrier to creating good user experiences. So if it’s such common knowledge, then why are we all still talking about it?