Won't allowing fans to translate reviews pose a lot of problems? The function can be misused a LOT. Adding a AI Translate addin(like the ones on LYSN/Instagram) would be safer and more efficient.
For shows that are coming soon or On-Air, click the little bell icon on its channel page(next to the Watchlist button). For other shows, you have to go to the Explore Page and click on the three do...
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