 The ability to take clothing and held items across allows a phenomenally lucrative import/export trade between worlds; wielders of this power have used it to become wealthy.Invaluable modern technology and medicine can be shipped to the feudal world; illegal drugs can be shipped in a world where the DEA has no power; and packages or messages that would take months to deliver by horseback can simply be mailed via FedEx in the modern world.This power has implications for security and crime as well, since it is now possible to commit a crime then disappear into thin air, and difficult to lock someone up in any effective manner.