Yes, it's acceptable because entrenched conservative interests are against fresh young interests + people with a lot to lose.
If such conservative influence against congress was regulated, then the reputation cost of such blackouts would rise a lot due to the perception that such interests are trying to influence congress. ergo, uneconomical to blackout.
If such conservative influence against congress was regulated, then the reputation cost of such blackouts would rise a lot due to the perception that such interests are trying to influence congress. ergo, uneconomical to blackout.