[edmundsauto]

It's one thing to be skeptical and ask for evidence of speed, another to dismiss them out of hand due to a casual review of their website. Or did I miss it that you tried it out and found it wanting?

I work in an org with > 100 data scientists. I bet that 50% have never used window functions. I would guess than fewer than 20% know how to write one.

Your intent in this comment is unclear, but if you were looking to provide actionable feedback, you might want to reconsider your tone. This project looks like a pretty impressive feat of applied CS theory to doing useful stuff.