Imagine selling word processors, when the IBM Selectric typewriter with self correcting tape was considered cutting edge technology. Think about the challenges you'd have as a salesperson: You couldn't focus on "your solution" because no one knew they had a "word processor problem." You couldn't rely on explaining your features and benefits because no one would understand them. There'd be no word of mouth, because no one was really using them. You'd have no case studies, because it has little...