if this only happens once in 20 years to you, then you've been quite lucky or have done quite well. In the tech industry, companies have lay offs on average about once per year: every year your there, you roll the dice.

It's not just troubled books. Many have lay off quotas they need to fill: jack walsh style of management. It's just how modern day capitalism works.

There is however, one upside. All that laying off means they'll have to do a lot of re-hiring to replace all the employees they laid off.