2016 Postmortem
In reply to the discussion: Bernie wins the Super-Pac spending contest! According to the Federal Election Commission, [View all]Bubzer
(4,211 posts)But they do. The reason super PACs shouldn't exist is that they unfairly influence elections to favor the affluent. So, what's at issue is where that money is coming from. Bernie is receiving money from individuals Americans, while Hillary is receiving money from corporate interests, investment groups, and in general, the affluent. That's what's at issue here.
To illustrate the issue, let's look at the source of her funds:

https://www.opensecrets.org/politicians/contrib.php?cid=N00000019&cycle=Career
Not exactly a list of philanthropy. In fact, quite a few of those are some of the most corrupt corporations out there.
Now, one of the classic arguments is that all that money is coming from individual donors... the proverbial average American... but that's only partially true:

https://www.opensecrets.org/politicians/pacs.php?cycle=Career&cid=N00000019&type=I
She receives over 50% of her funding from affluent sources and/or or sources expecting a quid-pro-quo relationship... collectively; business.
That 50+ percentage is where the issue resides.