“Does It Work on Mobile?” Is Obsolete

In 2021, mobile browsing accounted for more than 56% of all web browsing traffic. In Africa, it’s over 60%—mobile has been the most popular browsing experience for several years.

Statistics sourced from Statcounter Global Stats: https://gs.statcounter.com/platform-market-share/desktop-mobile-tablet.

With this in mind it feels like the terms “mobile-first,” “mobile-friendly,” and “responsive design” have stopped being worth mentioning—they should be a given. Everything is now assumed to be responsive and mobile-first, and it’s considered a breaking bug if your web app doesn’t work on mobile, not to mention it being a death sentence for your SEO—Google will penalize sites significantly if they don’t work well on mobile.

Modern frontend frameworks make it simple to build a web app or site that responds to different...