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> and Google has no way to know that all of those point to the same image. They could do content hash-based caching rather than URL-based caching. It would be
by nikcub 13y ago
> and Google has no way to know that all of those point to the same image.
They could do content hash-based caching rather than URL-based caching. It would be more private, as the email senders would have to generate a unique image for each recipient.
- ukd1 13y agoIt's impossible to know if the content for a different URL is the same without fetching it first, your point won't work.