The downside, at times, (Amazon calls it a challenge) is more tactile.
"You can't listen to two different pairs of speakers [online]," admits Sadowski. "You can't stand in front of two plasma TVs and look at the pictures."
He admits, "Some products on the web do disproportionally well," not only items that are popular over all, but also ones that are hard to find, like short wave radios. "A product that is difficult to explain is a TiVo." But on the web, he says, "We can give you a whole experience of how it works."