>> If gravity (or rather, mass) causes space to contract and get gobbled
>> up, this must mean then that EM forces (and other equations?) must
>> somehow be able to measure distances "outside" of this distorted and
>> gobbled up space? There must be an external "real" space that is somehow
>> related to the distored spacetime by the distribution of mass around.
>
> No, there's no need for any "meta-space". In the vicinity of any mass,
> EM forces still propagate according to Maxwell's wave equations through
> whatever space is there at the very moment the wavefront traverses it.

I suppose that the EM waves travel very much faster than the space is 
getting distorted, so in terms of the "reaction time" of atoms being 
able to move to keep up it is no problem at all. Until you get to a 
black hole :-)

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