It's not clear that you understand the question you are answering. The "product" being referred to here is a centuries-old concept. There is nothing about pivot

It's not clear that you understand the question you are answering. The "product" being referred to here is a centuries-old concept. There is nothing about pivot tables themselves that Microsoft would need to reverse engineer. The comment you are responding to is not challenging your use of the word "stole" — it is asking you what exactly MS is alleged to have stolen, reverse engineered, or otherwise gleaned from your former employer.