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Re:The High-Speed Trading Behind an Amazon Purchase by copperx on Monday March 27, 2017 @01:21AM (#13965361)
Kohl's stores in the US already do this, although they're not grocers.
Re:The High-Speed Trading Behind an Amazon Purchase by NordSteve on Monday March 27, 2017 @09:36AM (#13967570)
Grocery stores have order of magnitude more SKUs than Kohls, and operate on smaller margins.