Earlier quoted context omitted.
According to a German news article [0], Intel published benchmarks themselves [1]. [0]: https://heise.de/-4144515 [1]: https://www.intel.com/content/www/us/en/architecture-and-tec...
Intel's attempt to suppress independent benchmarking suggests that this is not the whole story. This suspicion lingers even though it has removed the clause.
I've had the experience myself, and I can imagine that when a system is complex and hard to measure that you don't want an internet journalist running Cinebench to become the reference benchmark for your customers.