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www.history.com/topics/inventions/invention-of-the-pc

Invention of the PC: The Computer Age. The earliest electronic computers were not “personal” in any way: They were enormous and hugely expensive, and they required a team of engineers and other specialists to keep them running. One of the first and most famous of these, the Electronic Numerical Integrator Analyzer ...

gizmodo.com/why-we-still-use-qwerty-keyboards-even-though-theyre-a-1643855077

Oct 8, 2014 ... None of us was even born when this keyboard style was first adopted in 1873. The reason the letters were placed as they were (rather than in alphabeticalorder like the early typewriters) was to solve a problem that existed at that time. Some people wound up typing so fast that the mechanical rods attached ...

www.cmuse.org/who-invented-the-piano-and-piano-history

Aug 31, 2017 ... Who Invented the Piano. Credit for inventing the first piano has been disputed over the years, as it wasn't the first instrument that used a keyboard striking action . A variety of the same piano principle existed initially as early as 1440, which is a reason for some disagreement. The first piano in modern form ...

www.metmuseum.org/toah/hd/cris/hd_cris.htm

... “newly invented by Bartolomeo Cristofori” with hammers and dampers, two keyboards, and a range of four octaves, C–c”'. The poet and journalist Scipione Maffei, in his enthusiastic 1711 description, named Cristofori's instrument a “ gravicembalo col piano, e forte” (harpsichord with soft and loud), the first time it was called ...

shc.stanford.edu/news/research/featured-research-world%E2%80%99s-first-history-chinese-typewriter

Jan 2, 2010 ... Since the turn of the 20th century, inventors across the globe have attempted the seemingly impossible feat of transposing a vast, non-alphabetic language onto a workable keyboard. Beginning with a large, tray-shaped apparatus invented by a Chinese man living in San Francisco in the early 1900s, the ...

www.mit.edu/~jcb/Dvorak

Mar 7, 2003 ... The Dvorak keyboard, named for its inventor, Dr. August Dvorak, was designed with the goal of maximizing typing efficiency. ... If a typist were to hit two keys on the same side of the keyboard in rapid succession, the second lever on its way up would hit the first on its way down, the keys would become stuck ...

arstechnica.com/tech-policy/2011/06/did-ibm-invent-the-personal-computer-answer-no

Jun 21, 2011 ... "And the thing that IBM did that changed history, frankly, and all of us are familiar with, is we invented the personal computer." ... Even Roberts' Wikipedia page acknowledges him as the engineer who developed "the first commercially successful personal computer." When .... The machine had no keyboard.

www.get-piano-lessons.com/piano-note-chart.html

One thing's for sure... it didn't happen by accident. There is a definite science behind how the pattern of the piano note chart was first conceived and developed . And it all ... Strangely, when the first piano keyboard instrument was being invented in Greece over 2300 years ago, it was designed with only seven basic notes.

www.applegazette.com/feature/6-things-apple-did-not-invent

Mar 29, 2012 ... They manufactured multitouch input devices like keyboards and “gesture pads.” Probably sensing the potential in blending multitouch technology and display screens, Steve Jobs had Apple purchase Fingerworks in 2005. The first product to come out of this innovation was the original iPhone. Apple has ...