"Several wasp species can be found around the yard. Although wasps feed on insects such as house flies and garden pests, some can also be dangerous to people. Most wasps typically ignore people. For example, social insects that live in colonies will readily sting when they perceive their nest or territory is threatened while solitary insects only sting in self-defense when mishandled. "

If these damned things continue to reproduce at this rate we'll have to build bubble cities to escape them.

Yeah...they ignore humans....until the day your walking around on the porch barefoot, and you step over the crack where one is presently walking up....then, let me tell you, they don't ignore humans