the VC model needs to evolve, or valuations need to come down.

This has been true even before the recent early stage deal inflation surge.  All the increase in average Series A rounds did was reveal it.  Still too much money chasing too few deals.

“At at time when the average Series A round is now north of $20mm (based on very anecdotal evidence and not at all scientific), this poses challenges for the VC industry,” says Wilson.

via CHART OF THE DAY: Why It’s Hard Being An Early Stage Investor Right Now, According To Fred Wilson.