Hey, @bluerobo.
Thanks for the answer.
re: online marketplaces
I think that pretty much describes it all, because pretty much every major brick and mortar store has an online presence of some kind.
re: digital goods
That would seem about the easiest, right? I think we just keep going and have pay for the drone to deliver my groceries to my backdoor. :) Okay, frondoor if that's preferable.