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O’Donnell’s 3 Laws of User Dynamics

Remember kids: You don’t have to please ALL your customers, just the ones you want to keep.


 

sheepThe first Law: conservation of users

Users are not created or destroyed, only converted to or from using a competitor’s product. Continue reading O’Donnell’s 3 Laws of User Dynamics


 

Wait for it…

Improving the usability of an interface, by making it do more or less what the user actually expects of it, is a pretty good route to an overall sound user experience. Yet, there’s one key mistake almost every interface I’ve looked at makes in this regard – what I call the Spurious Stimulus Response. That is… Continue reading Wait for it…

YouView – Smart TV UI

YouView is a Smart TV service in the UK, a spin-off of a BBC RnD project which runs on Set Top Boxes and certain Smart TVs. I worked on the core UI for years and thought I’d share some insights into best practices when building applications for such resource constrained devices.

Continue reading YouView – Smart TV UI

Game packaged with AIR running on 3 different mobile devices

I just tried packaging a game, written in AS3, for my iPad, PlayBook and BlackBerry 10 Dev Alpha device – works pretty well!

Chinese Handwriting Recognition App

Unlike the iPad, the BlackBerry PlayBook has rather poor international keyboard support, with no method for entering chinese characters. I like the way iOS achieves this, so went about building my own version in ActionScript. Continue reading Chinese Handwriting Recognition App