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YouTube's ad problem just got worse: Users now seeing 90-second unskippable ads!
(www.androidauthority.com)
This is a most excellent place for technology news and articles.
What are the chances the 10-second warning becomes a 90-second unskippable one?
As long as it isn't internet connected, it shouldn't happen - unless it's programmed to automatically connect to any nearby unprotected WiFi to fetch updates...