Kol Kevudah Bas Melech Penima is far more compromised when a woman has to go to work to support her family, than by a once a month ceremony.
Not really, because it depends what the need is. For a woman to go out and support her husband in learning is a great need, and can counterbalance large needs. For a woman to go mumble kiddush levana is not a very great need, and does not counterbalance much.