OQO made Windows small enough to carry in a coat pocket. Its rise and closure reveal the awkward economics of making a familiar machine radically smaller.
A former oil-truck driver built a software business around knowing when the tank would run dry. More than fifty years later, ADD Systems still makes its living in the gap between a delivery and a disaster.
Targus made the first laptop case 40-plus years ago. It survived by owning the boring, essential stuff everyone forgets to buy until they need it - and by turning old bottles into backpacks.