From @KevinHartz on the challenges of building a startup with a "hidden TAM": "I hated this part. Coming from fintech, you could just look up public data and get a TAM that was clearly enormous. In Eventbrite's case, it was much harder. It was SMBs, essentially creators hosting and monetizing events as their business. It was one of the first creator companies. We see this today with companies like Whop. It's essentially "Shopify for services". It's the trend of Gen Z running a business on the internet. And you need the infrastructure to do that. But these are not well-defined behaviors. It can be very hard to size the markets." Keep listening to the conversation with Kevin Hartz on lessons from the PayPal Mafia and why he invested 20% of his latest fund in teenagers. YouTube: Spotify: Read the Transcript: