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  "path": "/viewtopic.php?t=33515&p=275721#p275721",
  "publishedAt": "2026-06-17T16:14:27.000Z",
  "site": "http://forum.palemoon.org",
  "textContent": "> > No, the video uses the image as a \"poster\" (still image placeholder when the video isn't playing) in that attribute of it.\n> Then it actually gives the source of the video to play in the <source> tag within the <video> tag.\n> The \"on the fly\" transcoding on the server side to webp is something some platforms do. the server-side is a jpg, but you are being served a webp with the appropriate content-type server header.\n> Pretty much all of that is done server-side, not your front-end side.\n>\n> Thanks. I wrote it a bit iffy, but that's essentially what I meant, yeah.\n>\n> I guess the only question left is why I can play the vids and get an MP4 vid while others can't play the vid and get x-mpegurl?\n>\n> (or is that another implied and obvious answer? Last question, I swear, then I'll drop it. Just curious)\n\nare you signed in?\nI'd like to know too. Is it just me?\nNobody else here is replying......cat got your tongue?\n\n* * *",
  "title": "Browser Support • Re: X not playing videos",
  "updatedAt": "2026-06-17T16:14:27.000Z"
}