Reversing Sinclair's amazing 1974 calculator hack - half the ROM of the HP-35
  Unfortunately, as calculator prices collapsed, so did Sinclair Radionics' profits,
  and the company was broken up in 1979 after heavy losses.

He fought Moore's law, and the law won.But this whole thing reminds me of Woz's work in the first Apples.  Why wasn't his genius work similarly wiped out?  Soon after the Apple, there were dozens - hundreds - of new personal computer manufacturers.I think it's software. The value of a platform is what you can do with it. Software increases what you can do, therefore increases the value of the platform. There's increasing returns, so once it gets started, it gets harder and harder to stop.Branding is also important (Jobs), which is why the Apple eventually fell to the "PC" - because the strongest computer brand in the world for decades was IBM.