Things potentially making big trouble like circular saw tables have prety elaborate protection mechanisms built in. Rails on high places, seatbelt, safety locks come to mind as well of countless unmentioned ones protecting those paying attention and those does not alike. Of course, decades of serious accidents promted these measures and mostly it is regulated now not being a courtesy of the manufacturer, other industries matured to this level. Probably IT industry needs some growing up still and less children playing adults - some kicking in the ass for making so rubishly dangerous solutions. Less magic, more down to earth reliability.