Why not? You at of course free to fund your own research with whatever patronage you can arrange. You'll need to convince convince people you are worth it though, and an apprenriceship is one well understood way.
Who would have enough money to sponsor research?
Re:The peculiar status of PhD-employees
by lotsofmangos on Sunday August 31, 2014 @06:04PM
(#8250535)
Bored patent clerks?
/s