2) Bob receives the email, meanwhile Google scrapes the content and extracts its meaning to show Bob some ads and use the facts to improve Google's A.I.
Alice wants a way to mark her email content as "no index".
So that email service provider don't crawl through the content. Exactly like the robots.txt for domains or the "noindex" metatag in HTML head element!
It's about the email service provider, that should stop analyze the email text to extract its meaning. Gmail uses it to display ads to Bob, builds a shadow profile for Alice (like Facebook) and trains an artificial intelligence (see headline link).
1) Alice sends an email to Bob (GMail user).
2) Bob receives the email, meanwhile Google scrapes the content and extracts its meaning to show Bob some ads and use the facts to improve Google's A.I.
Alice wants a way to mark her email content as "no index".
So that email service provider don't crawl through the content. Exactly like the robots.txt for domains or the "noindex" metatag in HTML head element!