With consumers buying two smartphones for every desktop computer they purchase, the demands, challenges and opportunities of the mobile space are reshaping our assumptions about design and user behaviour.

Dropbox sweats the user experience details as commendably as it masters the considerable engineering challenges required to reliably sync files everywhere a user may need them.

Advertisers don't want to be ignored, and they are drunk on our data, which is what Google and other large networks are really selling. The ads are almost a by-product; what companies really want to know is what antiperspirant a woman of 25-34 is most likely to purchase after watching 'House of Cards.'

On the traditional computer keyboard, I'm a super-fast touch typist. I mastered touch typing in high school.

Somebody has to pay our editors, writers, journalists, designers, developers, and all the other specialists whose passion and tears go into every chunk of worthwhile web content.

Wildly successful sites such as Flickr, Twitter and Facebook offer genuinely portable social experiences, on and off the desktop. You don't even have to go to Facebook or Twitter to experience Facebook and Twitter content or to share third-party web content with your Twitter and Facebook friends.