Video della conf.

Some of the findings from Nielsen Norman Group's recent usability studies using eye tracking technology.

Timing is everything. Take Flickr for example, a photo sharing service that successfully emerged in 2004 not just because of good design, technology, and leadership, but because of the coincidental mass adoption of camera phones and affordable high-quality digital cameras. A good idea becomes a great idea if its time has come.
So as we start off in a gloomy looking 2009, I’ll put on my hunch-hat and share my nine ideas of experiences who’s time has come:

To design an easy-to-use interface, pay attention to what users do, not what they say.

Come recita il titolo, questo sito raccoglie esempi di cose che sono difficili da usare perchè ignorano sistematicamente il fattore umano (inteso in senso non-negativo).
Per chi fosse interessato all'argomento consiglio anche questo libro di Donald Norman: La caffettiera del masochista.

Interessante riflessione sullo user centered design, con diversi link di approfondimento.