First, there were allegations that Apple and a host of other tech companies were colluding to prevent competitors from poaching each others workforce, so-called poaching of the payroll. That spawned a Justice Department investigation.
Then, it was board of directors overlap, with Google CEO Eric Schmidt sitting on both Apple's board and his own company's. That spawned a Federal Trade Commission investigation.
Then, Apple's decision to delay -- or deny, depending upon whom you talk to -- the Google Voice app from its popular App Store spawned a Federal Communications Commission investigation.
Now, we get word that US Trade Office officials are involved in some kind of investigation connected to flash memory, Apple, Sony , Samsung, Dell and others.