I can't imagine YC having a problem with team members testing a competitors' product, that's a pretty fundamental aspect of market research. Yes, they admitted

I can't imagine YC having a problem with team members testing a competitors' product, that's a pretty fundamental aspect of market research. Yes, they admitted to being influenced by yor charts, but you can't really claim IP on a line graph. The best product will win, and your public cries of unfairness/ foul play is not a positive business signal. It looks like CB Insights just dropped off of my investor-data-startups heat-map, which my team is working furiously to re-style, we had copied Techlist.