https://en.wikipedia.org/wiki/Bush_White_House_email_controversyI don't think this had much of an impact on the election, foreign policy and the economy were the main issues in '08. Going by that precedent is this proof that Hillary's email scandal otherwise didn't damage her (i.e. her citing of powell/rice), and it was mainly Bernie's attacks weakening her a la Nader to Gore?
Why would ordinary dems would normally care about this anymore than ordinary republicans cared about it back in 2007 or anymore than ordinary democrats cared about benghazi?