Article about the design of the revolutionary (at its time) HP-35 calculator.

"A market research study, however, warned that the device would be too expensive and there was simply no market. That didn’t matter to Hewlett. He decided he wanted one and said “We’re going to go ahead anyway.”

... and it was wildly successful. This was the philosophy behind the iPod's design much later at Apple.

HP is killing all the products that came out of its acquisition of Palm, including their new iPad clone, the Touchpad.
Ouch.