Comment (by Zach Etienne):

Issue 10: A more detailed description of what par/FLRW_powerspectrum_restart.par does in that file would be appreciated. It’s rather unusual and probably violates ET standards to have a separate parameter file just for restarting from checkpoints.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2549/inlcude-flrwsolver-in-et