In some regards, the computer is still being invented.
fifth year
no
35 or 40 years
Many millions of years.
Computer
It was created officially in Canada by Joseph Bombardier, it took him many years of tinkering with cars and sleds to invent the snowmobile.
5 years
A couple years.
it took him 6 years to invent the telephone
4 years to get a Bachelor's degree in most subjects like Computer Science or Information Technology. A BS in Computer Engineering might take 4.5 or 5 years.
A few years.
about a 10 years