Fortran was one of the first widely adopted "high level" computer languages--before those, computers had to be programmed directly in assembly language, a complicated and laborious process.
The limits of Fortran rattled through software systems so deeply that we were all spooked about the prospect of simply flipping over the calendar on Jan. 1, 2000.
But chances are good you haven't heard about the passing of John Backus, a computing pioneer who invented the Fortran programming language for IBM (nyse: IBM - news - people ).