Fortunately, it's "safety glass", designed to shatter into harmless pebbles, instead of dagger-like shards the way window panes do. So if you miss a few while vacumming, no harm is done.
I still find a piece or two when stripping the Bug interior...from a break-in that occurred over a decade ago!
2009 ML350 (84K) - Family vehicle
2001 CLK430 Cabriolet (71K) - Wife's car
2005 BMW 645CI (124K) - My daily driver
2012 Mustang V6 (60K) - Daughter's car