[Ackman's back in Netflix](https://www.marketwatch.com/story/bill-ackman-once-exited-netflix-stake-in-a-huff-why-hes-buying-the-streaming-giant-again-as-well-as-these-five-stocks-ae0d9220?mod=mw_rss_topstories) after dumping it in frustration, and Wall Street is spinning it as validation of the streaming thesis.

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