Well, when you're a big enough company that you can have extensive lobbying efforts and have connections to the congresspeople who would over see you (Schumer's

Well, when you're a big enough company that you can have extensive lobbying efforts and have connections to the congresspeople who would over see you (Schumer's daughter works at Facebook for example) it might get hard to do anything except break them up. A regulation can get watered down at the outset, eaten away by following legislation or legal challenges, but breakup could have a lot longer of an affect.