groups.csail.mit.edu

KYGpE TIL in 1994, Unisys, the company holding a patent on the GIF, attempted to charge licensing fees for using GIFs. This sparked a backlash in the tech community, leading to the creation of the PNG format as a free alternative. Due to the outcry, Unisys ultimately abandoned its fee plans.
PYAnL TIL: In 1995 Richard Stallman, a well-known critic of the patent system, testified in Patent Office hearings that, to test the system, a colleague of his had managed to win a patent for one of Kirchhoff's laws, an observation about electric current first made in 1845.
l9pa TIL the average worker in the US today would only have to work 11 hours per week to be as productive as his fellow worker in 1950.