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Its no wonder that mainstream scientists have been the most vocal critics to this analogy base type of education.
Steven, then let the mainstream scientist come up with something better

Surely Brian Cox is a main stream scientist?,as is main job is as a particle physicist at CERN
If people want to understand more then they have the opportunity to do so.
Some people will always take things literally,re the use of the rubber sheet,magnetic field lines ect.
Cheers