If the cross section of metal in the projection is fractured, the heat build up will form more rapidly in the stretched material then at the workpiece interface area. This will result in the projection collapsing before fusion takes place.
  If I remember right... the very first video game was: PONG. It came out in the early to mid-70's, somewhere between 1972-1974. After that came ATARI. I know I'm right ab â¦ out the name (PONG)... the year; not so much.
None other than video games! Today, video games remain as popular as ever. Each year, the video game industry rakes in over $17 billion in revenue. Gaming fanatics are always on the lookout for the latest and greatest in graphics and gaming experiences. A look back in time will reveal exactly how far video games have come. So who invented the very first video game? Although it seems like a simple inquiry, the history of video game development is a bit complicated. As early as the late 1940s, Thomas T. Goldsmith, Jr., and Estle R. Mann patented a device they called a Cathode-Ray Tube Amusement Device.