Why is it said that Douglas Engelbart was an unsung hero in the history of computers?

douglas engelbart unsung hero in the history of computers

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Douglas Carl Engelbart was an American engineer and inventor, and early computer and internet pioneer. He is best known for his work on the challenges of human – computer interaction.

Douglas Engelbart changed the way computers worked, from specialized machinery that only a trained scientist could use, to a user-friendly tool that almost anyone can use. He invented, and contributed to several interactive, user-friendly devices including the computer ‘mouse’, which revolutionized the way we use computers. So, he was regarded as one of the prominent contributors to the massive development of computers. Engelbart died in 2013.