In an idyllic world, we would do great to avoid long lines when we pass security checks at the airport. Although I think that would only be in an idyllic world; in which we live I doubt that all the agents will take the joke well.
It also seems an ideal piece to wear in those neighborhoods or countries where purses are frequent. When they see that you only carry a banana, the travel guide and a pack of kleenex will forget about you and go for another victim.
Refrain from dismembers and regulars to large dildos. You will find it in Think Geek