TechRadar: Although we had our doubts during initial familiarisation with the Nokia WP7 environment the transition from the Symbian environment is much less painful than expected. In less than 48hrs we went from wanting to return to our old phones to not wanting to let go of this one.
Whereas the start screen tiles initially felt a little unwieldy and wasteful of the display real estate the reasoning behind the GUI styling soon became apparent such that we realised it is all about simplicity and intuitiveness.
Start screen icons are large to minimise the chances of incorrect icon selection. The phone dial pad screen only has what it really needs to make a call. The alphabetical apps list is the easiest way to find apps as we all know our A-Z.