One of the most talked about handsets at this year's Mobile World Congress was the Samsung Soul, a slider phone that offers much more than pleasing alliteration. It flaunts a funky touchscreen navigation pad that changes its icons depending on which features you're using.
A contextual navigation pad is an interesting idea that's also being used in the, but we're not sure whether it's necessary and it felt fiddly at times. Have a look at this video to see what we're on about. -Andrew Lim
Update: Read our full.