Very few of those are for Austin. Many are from CA/NY companies.
Very few Zynga employees were from Austin, many are from CA/NY.
The article only mentions layoffs from the Austin and Boston offices...
Go to any developer meetup here in Austin and you'll find plenty of companies hiring. There are 50 startups here at Capital Factory (many funded) in downtown Austin and most of us are hiring. No one with decent talent at Zynga will have any problems finding another job here in Austin.