There may be a handful built, and if so they will reside on rich boy's yachts as talking points. IF they ever see the light of day at all of course.
When I was in tech serving my time one of the teachers thought us a great lesson ! "A fool and his money are easily parted" Awful looking thing
No need I left proper school at 14 to serve my time I'm good at making stuff just don't ask me to write down how I did it