Yes we have. This is just to better understand your business. Prepare for this like you would for a YC final interview. Enough resources out there to help you with that.
We just got one yesterday, but don't know what it really means. Seems as though its for startups they like but just need more info before making a decision
Same here. Apparently they started doing the video interviews last year, I wonder if they give a video interview to every startup that they're thinking of inviting for an onsite interview, or only to the ones that they are on the fence about...