The costs don't match the rewards. I get the comparison that Romulan rep content doesn't reward dilithium but STFs are more difficult.
If the reward system is in place, however, firmly then STFs need to be nerfed to match the rewards.
R.I.P. Caspian Division.
An expensive lesson that one compromised account can undo the hours of work and hundreds of dollars spent in good faith by a fleet.