I think I see: You were comparing the GP to someone in Kalanick's position, not to Levandowski. I don't think Uber itself has pleaded the fifth - though they've made an argument related to pleading the fifth - so I misunderstood you.
I would hold off on taking any lessons at all until it's had a few years to work its way through the courts: News has the problem that outrage generates clicks and views. The question of "Should a company distance itself from executives accused of a crime by a competitor?" seems better served by referring to decades of case law, than by reacting to any news article.
Avoiding an injunction against your business.