So far no compelling reasons to shell out that kind of money.
The Dell tablet comes with Office 2013, who cares about iWork.
Microsoft bought these apps from a 3rd party. WP8 app is coming, but will be developed in house.
Is it smart to write a book about a device that has 17% marketshare and is rapidly declining in marketshare? So only books about Android should be written?
Yep... Linux on the desktop is so attractive that it managed to increase its market share from 1% to 1.1% during the last decade while all this time you probably predicted a similar fate for...
Of course there are many apps in the WP8 marketplace that let you stream or download podcasts.