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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.
From what I gather, making your own little "media PC" connected to a "dumb TV" or never-connected "smart PC" can give you a similar if not better experience!
KDE has a big TV style desktop environment they've made for TVs now, and you can use KDE connect to use any phone as a remote control.
Completely open source! Wee!