Gunpei Yokoi created the original Gameboy in 1989 as Nintendo's first handheld. The console featured a 2" green dot matrix screen and a 10-hour battery life. The Link Cable allowed players to connect and trade games with friends. The original Gameboy sold over 100 million units worldwide
WorldWideWeb was first web browser developed by Tim Berners-Lee at CERN. Early browsers lacked modern features like tabs and back buttons. Line Mode Browser was first command-line browser released in 1990
Iomega launched Zip drive in 1995 with capacities from 100 MB to 750 MB. Initially priced under $200 with one cartridge included. Competed with SuperDisk drives, offering 20% more capacity
First boombox developed by Philips in 1966 for radio recording. Japanese brands quickly gained market share in Europe. American market launched in late 1970s, produced by major manufacturers
Parallel port sends multiple bits simultaneously, unlike serial communication. Centronics developed first parallel printer interface in 1970. Interface used 36-pin micro ribbon connector with 21 pins. Original port could transfer up to 75,000 characters per second
Payphones were invented in late 19th century as coin-operated public telephones. William Gray invented coin mechanism for telephone pay stations in 1891. First payphone appeared in Connecticut in 1880