3 links have been added on this idea.
  1. Playing on a glass floor can be a fun experience. Plus, it can help reduce the risk of injuries, compared to other playing surfaces such as hardwood floor or grass.

  2. Glass floor playing surfaces have been around for a while now, and are increasingly being used in competitive sports arenas.
    https://venuesnow.com/breaking-glass-floor-in-led-tech/