The normalised Rule of 40 cohort screen has become the first thing I look at on Monday morning. The errata log alone is worth the subscription.
We use the private-bench triangulation as a sanity-check on our own deal flow. Two of the four rounds we passed on this year were because the bench's normalised ARR didn't support the price.
As a head of strategic finance, I run our internal bench against the published one to keep our exec narrative honest. The methodology page is the single most useful artefact I have.