Tezos, the layer 1 proof-of-stake blockchain network, has taken a decisive step in its evolution with the launch of Tallinn, its twentieth protocol upgrade. This innovation marks a fundamental shift in how the network manages validation, eliminating the old limitation that prevented the network from scaling efficiently and securely. With Tallinn, Tezos introduces new features and improvements that enhance security, performance, and flexibility, paving the way for more advanced decentralized applications and greater adoption. This upgrade demonstrates Tezos' commitment to continuous innovation and its ability to adapt to the evolving needs of the blockchain ecosystem.