Comment (by Zach Etienne):

I really dislike dependency bloat, as they add more points of failure during compilation and slow compilations greatly. (I’m cringing at the thought of compiling Boost in serial…) Returning to Frank’s question: What parts of Boost are needed? Can we just use those?

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/1775/add-boost-to-et