Would it be naive to suggest that if everyone started to care about their internet privacy, big tech like google/facebook would lose billions of dollars in valuation?

Let's consider this example, if majority of users in this world switched from Google Chrome to Brave web browser which blocks YouTube Ads, trackers and Google Ads from following them across various websites, would it have a significant impact revenues of big tech companies esp. Google and Meta who really on butt ton of data for survival?

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Also, how would big tech companies be impacted if let's say a majority of users start using VPNs? I am sure if …

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