Not sure if I want to add anything, I am on a contract but I do not want to work here any more. Used to be a great company, but there is so much churn I wander what this company will look like in a few years. Most folks are bright, so you'll like your team (likely), but then, there is always politics to play...
I've heard about layoffs in mobile, that's well documented here on layoffs.com nothing to add...
Most people (especially old-timers) are still here because of the work-life balance and good compensation. Many people conscientiously put up with politics, red-tape and internal paralysis as long as they can have well paid jobs and are able to have some family time...
This is true for Microsoft and other companies - layoffs or not, Microsoft is still an awesome company to work for...
Why dont you leave if you dont like it - the job market is awesome now