Comment on Tell HN: Facebook Messenger is testing in-call video adsparentComments−shaldengeki3yThis is an interesting question. Doesn't Signal rather famously not track anything about who you're talking to? Reputational damage to Signal's brand aside, I expect it'd be hard to sell advertisers on a black hole.−fsflover3yYou can have advertisements without tracking. See the original TV ads.−comprev3yThe "tracking" was done by monitoring spikes in sales (using a promotional code) and "focus group" interviews from customers.These days the accuracy of tracking has improved immensely.
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This is an interesting question. Doesn't Signal rather famously not track anything about who you're talking to? Reputational damage to Signal's brand aside, I expect it'd be hard to sell advertisers on a black hole.
You can have advertisements without tracking. See the original TV ads.
The "tracking" was done by monitoring spikes in sales (using a promotional code) and "focus group" interviews from customers.
These days the accuracy of tracking has improved immensely.