Statistically a large proportion of those people have spent a decade or more avoiding any work at all while making the most of the free salad.
Unlike the Xoogler waves of people who wanted a new challenge and spread Google techniques and philosophies all across the industry, many of the people laid off are going to be the ones who don't produce anything at all.
It might be hard for them to find work; or maybe it will be easy because of a halo effect but those who hire them will go on to regret it.