This is a guest post by Eric Portis – a proud member of (and newsletter-writer for) the Responsive Issues Community Group. The RICG formulated, championed, and standardized the new HTML features presented in the article.
Previously, we saw how to mark up performant, adaptable
sizes in conjunction with Cloudinary’s image transformations.
How far can we push that notion of “adaptability"? Last time, we learned how to offer up an image at a range of different resolutions. This allowed us to send large resources to large screens and small resources to small ones. We used
sizes to adapt for performance. But visually, our images remained fixed.