A lot of today's top copywriters got their start in direct mail, broadcasting and catalog pieces.  Back then, the medium was strictly rooted in the "Push" era â€" we shovel out the content, you take it all in and buy this widget. When the web started coming of age, people realized that they didn't have to "take it all in" â€" they could comparison shop, read reviews and judge ratings.  Even in the last few years we've gained the ability to ask friends,