The real issue is power. The point of splitting up companies is to reduce their concentrated power. We could alternatively reduce their power through regulation

The real issue is power. The point of splitting up companies is to reduce their concentrated power. We could alternatively reduce their power through regulations of other sorts. Surely we all want the positive things that come from the cases where concentrated power is used for good things, and we don't want the power used for not-so-good or worse things. Ideally, we figure out how to maximize the good part and minimize the bad, but sometimes we have to decide to take it all or leave it all…