In many campaigns, one candidate or another is asked to answer for comments he or she made in the past. The answer is usually gibberish - 'That was a long time ago,' or 'I was trying to say something else.'

Opinion pages have an impact on public debate, and they sometimes reveal things the government would rather have kept quiet.

The 24/7 nature of online debate, on the web and across social media, has allowed for more vibrant discussion of the opinions we publish - and your own.

I have sometimes thought the power of computers had exceeded our ability to use them, but Mr. Jobs and his team kept giving us devices that made indispensable things easier in ways you never thought of.

There is unlimited scope for a film to expand and grow on the Internet.

Will we shoot virtually at each other over the Internet? Probably not. On the other hand, there may be wars fought about the Internet.

AIs are only as good as the data they are trained on. And while many of the tech giants working on AI, like Google and Facebook, have open-sourced some of their algorithms, they hold back most of their data.

I was in the room when Sundar convinced Eric Schmidt that it would be possible to unseat Internet Explorer as the world's most popular browser.