So far, it basically looks like it wants to become Atlassian Confluence. Presumably it will become more tightly integrated with Office 365 than Confluence can be.
That's one possibility. Another possibility is they were merely comparing the submitted nonce to the nonce on file. If a nonce had never been generated for a user, the database may have contained an empty string. An empty string in the db would match an empty string submitted by an attacker.
The Podcast app and the iPad Music app are both a mess, and both happened under Forstall as I understand it.
Trade away the lyric and podcast show info displays for kitsch wood veneer? And a reel-to-reel tape recorder simulator? Move seek controls to weird locations? Replace the easy-to-spot seek knob with a radio needle? Why? So many small steps backward, even if no single one was a deal breaker... negative trajectory is negative trajectory.
If this means they walk some of that silliness back, it's the best Apple news in ages. It started to look like designers who didn't actually use the apps were taking over.