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Typically, that's based on the email metadata such as the sender address, or mime types of the attachments as opposed to the actual content of the email.
by yogthos 8y ago
Typically, that's based on the email metadata such as the sender address, or mime types of the attachments as opposed to the actual content of the email.
- joshuamorton 8y agoI think that's only correct as of like 1995. Even simple tools like spam assassin read the body, and you can bet that almost any public provider is doing more than spam assassin.
- hn23 8y agoBut they do not sell it or analyze it for advertising...
- joshuamorton 8y agoNeither does Google.
- JohnFen 8y agoSo they claim.
- hn23 8y agoSo you think Google gives it for free? Thought it is common sense: If you are not paying for it, you are the product.
- joshuamorton 8y agoThere are ads on Gmail. They just aren't based on emails. Not to mention all kinds of actually free services. Think colab.