Apparently Universal is partnering with YouTube for this
https://www.udiscovermusic.com/news/youtube-remasters-classic-music-videos/
YouTube And UMG Remaster Music Videos By Nirvana, Janet Jackson, Beastie Boys And More
YouTube Music and Universal Music Group have announced an initiative to remaster a 1,000 iconic music videos including titles by Janet Jackson and Nirvana.
Laura StavropoulosJune 19, 2019
Your favourite music videos are about to get a facelift thanks to a new initiative between YouTube Music and Universal Music Group that will remaster nearly 1,000 classic music videos.
Starting today, more than a 100 music videos will be available in HD and with premium audio quality including titles from Janet Jackson and more.