Echo, the new platform aiming to give aspiring angel investors access to the same deals as larger and more established venture capitalists, is currently operating in an invite-only beta mode. 

However, it took only three hours for Echo's users to close its first deal: a $300,000 investment in "synthetic dollar" protocol Ethena. Furthermore, while a recent private sale reportedly valued Ethena at $600 million in Fully Diluted Value (FDV), deal participants were able to buy in at Ethena's previous $300 million valuation, minus a 5% carry fee for the Echo platform.  

The deal was offered by crypto trader Ser Shokunin, who confirmed the details to The Block, alongside BitMEX co-founder Arthur Hayes, his family office Maelstrom, and VC firm Dragonfly.  As the platform's …