While nice for supporting the development of Firefox, it adds nothing to your subjective browsing experience. As far as I understand, disabling it is also not a data point by which you could be fingerprinted.
You're taking it for granted that the reported data is adequately anonymized to the point of being impossible to make any inferences about individuals, which is a huge leap, not only in trust, but data science.
As mentioned later in the article, Mozilla is based in a country with sweeping surveillance legislation, and so should not be trusted to hold or process [potentially] personally identifying data, no matter how well intentioned they themselves may be.
You're taking it for granted that the reported data is adequately anonymized to the point of being impossible to make any inferences about individuals, which is a huge leap, not only in trust, but data science.
As mentioned later in the article, Mozilla is based in a country with sweeping surveillance legislation, and so should not be trusted to hold or process [potentially] personally identifying data, no matter how well intentioned they themselves may be.