Yes, Soverain is the quintessential patent troll. It did not acquire the original company that came up with the shopping cart idea. That thing had been sold a

Yes, Soverain is the quintessential patent troll. It did not acquire the original company that came up with the shopping cart idea. That thing had been sold at least four times before Soverain came along. No, shopping cart is not and never was a non-obvious technology. It's a clever metaphor for the very common pre-computer business method of maintaining order line records for unconfirmed orders.