Crowdsourcing Salespeople

Once upon a time, people would buy what they needed at stores. These were buildings where helpful salespeople would match a customer's needs to the products the store carried. Later upon a time, people would pick up a telephone, which is something like a cell phone connected with copper-wire. They would talk with well-spoken, knowledgeable salespeople that would help guide their purchases. Now upon a time, the salespeople are being replaced - by us...