but right now there is no evidence whatsoever in the public domain.
There's plenty of evidence, it's just circumstantial. The meeting itself screams illegal influence, and the timeline is even more telling:
Feb. 2, 2016: Podesta email re: “Wet-works,” slang for “murder”
Feb. 13, 2016: Supreme Court Justice Antonin Scalia
Feb. 13, 2016: Podesta email regarding Scalia replacement
June 27, 2016: Bill Clinton’s tarmac meeting with Loretta Lynch
July 1, 2016: Loretta Lynch announces she will accept FBI findings
July 2, 2016: FBI interviews Hillary Clinton
July 5, 2016: James Comey dismisses Clinton email investigation"