And removing the legal stuff (candidates get publicly disclosed campaign donations from companies in all the industries they're favourably disposed towards the status quo in, which gives a pretty visible hint to any voters who care about how they're going to vote on the issue) potentially backfires by making the grey area stuff more powerful (candidates have much smaller campaign budgets from capped donations from private individuals, but mystery benefactors are spending a disproportionate amount on astroturf campaigns against some of them anyway)