They should have a disclaimer, but it's not exactly an ad for shoes at Zappos. As a customer I'd be worried by the instability such a big unproven change could

They should have a disclaimer, but it's not exactly an ad for shoes at Zappos. As a customer I'd be worried by the instability such a big unproven change could bring to deliveries and customer support. It's a pretty fair and interesting article, but that's just my take.