&gt; Gif lags on mobile internet, and MP4 requires that we explicitly hit the play button on mobile browsers.<p>Wouldn&#x27;t the more obvious choice be simply adding an option in browsers to <i>not</i> require hitting the play button (perhaps for MP4 that has no sound)?<p>Even with browser support for BPG, MP4 has the huge advantage of hardware acceleration in almost all modern devices[1].<p>[1] In theory, BPG may be able to take advantage of similar hardware acceleration, but why not just fix the user experience around an existing format rather than implement yet another format?