EthCC 9 has wrapped up with a closing keynote by Jérôme de Tychey, head of Ethereum France, highlighting blockchain's transition from skepticism to widespread adoption. De Tychey emphasized blockchain's role at the intersection of technological shifts like AI and post-quantum cryptography, predicting its centrality over the next two decades. He also announced that the next Ethereum Community Conference (EthCC) will take place in Cannes, France, from April 12 to 15, 2027, marking a new chapter for the event.