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Own a Roku TV or streaming device? You're about to see a lot more ads on your home screen
(www.techradar.com)
This is a most excellent place for technology news and articles.
Jellyfin supports DLNA too, if you have a DLNA rendering device on the network it will just appear in the cast menu. Or if you want something that works with a remote directly on the TV you can install Kodi. There's really no point nowadays in getting tied up into proprietary stuff.