It isn't the kind of thing that is likely to get charged but certainly something that investigators can use to put pressure on low level employees and get them to testify against their bosses.
Uber has pissed off a lot of people so don't underestimate the "karma" that they have coming to them. Lots up people lining up to piss on their grave while laughing heartily.
Furthermore, the odds of the leaks continuing approach certainty at this point. Even in a civil trial, who would perjure themselves over a job? (Pleading the fifth is a potential option even in a civil case, but is real problematic and probably will make a criminal investigation even more likely.)
Plus perjury, etc.
That sure sounds like illegal activity, in fact lots and lots of it.
People organize to do something illegal. RICO
And yet https://en.wikipedia.org/wiki/Raj_Rajaratnam and co