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Amazon hides cheaper items with faster delivery, lawsuit alleges
(arstechnica.com)
This is a most excellent place for technology news and articles.
I mean YMMV based on location, but I'm in a semi major city in canada and I ordered some stuff off Prime on Monday evening and it was here by yesterday afternoon. I've had non prime stuff come quickly too but not that quickly and the longest I think I've waited for something prime was 3 days.