THOUGH it has never held a less-than-prominent place in modern western thinking, the turbulent political and social events of the past few years, perhaps exemplified most clearly of all by the tragic and horrific attack on the Charlie Hebdo office, have moved the issue of Free Speech — and by extension, freedom of expression — to the very forefront of our consciousness.

The internet is incompatible with security, both national and personal, because it was never a priority from its inception according to a new book, says JP O’Malley.

Doug Engelbart, the inventor of the computer mouse and developer of early incarnations of email, word processing programmes and the internet, has died at the age of 88.