They think they found him and want to watch if his behaviour changes when they announce that they stopped looking for him.
So if the FBI are watching you, keep doing whatever you were doing, don't change ANYTHING right now, or they'll pounce.
It is probably market saturation. It happened with music players a decade ago and happens to almost every other invention.
How does that explain post-menopausal cancers and cancer being more prevalent in individuals who are past their reproductive prime?
Embed chemoluminescent elements into the jelly and attach full and semitransparent mirrors at both ends to make a resonance chamber. Then you will have a shark laser.