A 2 year transition window with no known date for the release of their first WP7 device
Not to mention they're dumping the OS with the largest market-share by leaps and bounds for an OS with the tiniest Market share + they're firing their employees working on Symbian + Meego
Look @ their R&D forecast
that's a lot of symbian employees getting fired
It's no surprise their stock is plummeting That's why they're throwing mock-up Nokia WP7 devices and stating that they're allowed to customize WP7 completely but wont -_-
mock-up