40th anniversary

Linus Torvalds, the father of Linux and hero to many

The legendary educational children’s TV series Sesame Street is celebrating its 40th anniversary.

Retrospective: An Axiomatic Basis for Computer Programming, by C.A.R.

Hoare:

This month marks the 40th anniversary of the publication of the first article I wrote as an academic.

I have been invited to give my personal view of the advances that have been made in the subject since then, and the further advances that remain to be made.

Which of them did I expect, and which of them surprised me?

BBC News: "Think then what the Unix operating system deserves because in August 2009, it celebrates its 40th anniversary.

And it has been in use every year of those four decades and today is getting more attention than ever before."

Today marks the 40th anniversary of one of the most celebrated album covers of all time: The Beatles’ Abbey Road cover, taken on August 8th 1969.

The 1972 paper by Alan Kay, in commemoration of the 40th anniversary of the Dynabook.

(via Coding Horror.)

This note speculates about the emergence of personal, portable
information manipulators and their effects when used by both
children and adults.