IDC's Ma Says No One Impacted by Chip Security Flaw

The video discusses a security vulnerability in chips designed to enhance speed by predicting future actions. This flaw allows other applications to access sensitive data. Apple acknowledges the issue in its devices but assures no user impact due to preemptive research and mitigation efforts. The vulnerability was identified over a year ago, and no malicious exploitation has occurred yet, thanks to the development of patches.

What steps were taken by the research community regarding the theoretical possibility of the vulnerability?

Why was it important for the researchers to keep the information about the vulnerability under wraps?