The SOURCE Element: History, Design, and Future in HTML Media

Explore the intricacies of the HTML source element in this comprehensive conference talk from CSS Day 2016. Delve into the history, design considerations, and processing models for video and picture elements. Uncover the reasons behind media attribute limitations for video sources, double download occurrences, and the use of conditional comments in pictures. Investigate the complexities of parsing the srcset attribute and discover the extensive capabilities of the source element. Gain insights into future plans for this HTML feature and address common questions surrounding its implementation. Access accompanying slides for visual reference and follow the speaker on Twitter for ongoing web development insights.