Provide a bulleted list of the controversies regarding Uber and a brief summary of each

The following is a summary of the controversies around Uber:
- Ignoring and Evading Local Regulations: Historically, Uber has launched in new cities without obtaining regulatory approval or following laws
- Counter-intelligence Research on Class Action Plaintiffs: Uber secretly investigated plaintiffs to obtain information that could be used against them
- Sexual Harassment Allegations and Management Shakeup:  A former employee published a public letter exposing her experiences being sexually harassed while at Uber. This eventually lead to the ousting of the former CEO and an overhaul of the management team
- Delayed Disclosure of Data Breaches: Uber experienced data breaches in the past, the company would not disclose the breach to authorities until multiple months later