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United Airlines passengers to see targeted ads on seat-back screens
(www.cbsnews.com)
This is a most excellent place for technology news and articles.
How are they going to identify who is opting out without being able to match it to the person in the seat..?
Your united data is going to be tied to an email. They could just use that. It's reasonable to see this as further invasiveness, similar to Meta™ account recovery.
Email validation.