Adobe Flash vs HTML

Folks, Adobe Flash player still works on some browsers (with some extra effort), but is completely going to be phased out from ALL browsers soon, and will no longer be supported (not as secure as the new HTML 5 player, which is the new standard).  https://helpdeskgeek.com/how-to/flash-going-in-2020-heres-how-to-download-flash-games-to-play-forever/ 

What is Comcast/Xfinity doing to convert their Streaming App web player away from Adobe Flash, and over to HTML5 (the new secure player standard)?  Just checking!