A ninja and his money are soon parted.
Those are some very expensive pet toys.
Based on the video...
They aren't that bright
They aren't used to strike
They don't provide areal illumination necessarily if used on carpet (as also stated in the OP)
"If you look through your scope and see your shoe, aim higher."
-- said to me by my 11 year old daughter before going out for hogs 8/13/2011