All Patreon can be downloaded. Like this Official YouTube fields announcement - #455 by anon73693188
There is an option to download all in bulk if you are on PC GitHub - AlexCSDev/PatreonDownloader: Powerful tool for downloading content posted by creators on patreon.com. Supports content hosted on patreon itself as well as external sites (additional plugins might be required).
YouTube you can use TarTube or directly yt-dlp. Select highest quality webm, opus or mp4 or download from Odysee.
Recording probably on anything non studio quality is probably too much to expect to preserve the field, but I’m not an expert here.