Your fascination with them is unjustified. It is like a person, who likes to knit, would be fascinated by a criminal, who, say, strangle people by a cord.
it's more like if you like to knit, and is fascinated by someone who knits mind-controlling socks and gets millions of people to wear them on a day-by-day basis without them noticing it.
the slogan sounds a bit like from some asian foodstuff product
After an instrument has been assembled, extra components will be found on the bench.