Lawrence Moser "Larry" Breed (July 17, 1940 – May 16, 2021)[1] was a computer scientist, artist and inventor, best known for his involvement in the programming language APL.
[9][10][11] Breed was the 1973 recipient (with Dick Lathwell and Roger Moore) of the Grace Murray Hopper Award from the Association for Computing Machinery "for their work in the design and implementation of APL\360, setting new standards in simplicity, efficiency, reliability and response time for interactive systems.
"[12] With Dan Dyer and others he co-founded Scientific Time Sharing Corporation in 1969, where he led the development of the APL PLUS time-sharing system.
He coined the term "MOOP" (matter out of place), and conceived and built the first trash fence to capture windborne debris.
[14][15][16][17] He created the spiraling, flaming sculpture "Chaotick", the playa’s longest-running art piece besides the Man himself,[16][18][19] and built artistic bicycle light effects.