Here's one argument for allowing corporate money in politics:
Money can always find a way to affect power in a democracy. For this reason it's better to make the process straightforward and aboveboard than opaque and indirect.
By that line of reasoning, you should be in favor of legalizing all forms of corruption. This is nonsense. Yes, money can always find a way, but some ways are harder and less effective than others.
Money can always find a way to affect power in a democracy. For this reason it's better to make the process straightforward and aboveboard than opaque and indirect.