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PayPal plans an ad network built off your purchase history
(www.theregister.com)
This is a most excellent place for technology news and articles.
Prepare to get inundated with ads for anime girls and other weeb shit.
EDIT: To clarify, I mean "weeb" as a term of endearment rather than the pejorative.
I first thought this was a bad idea by Paypal but you opened my eyes