[Polychain Partner Josh Rosenthal Announces Departure to Launch New Project] Polychain partner Josh Rosenthal has announced his departure from the firm after nearly five years of service to embark on a new entrepreneurial venture. Rosenthal stated that Polychain has played a significant role in shaping the digital asset industry, and he expressed gratitude to the team, investors, and the founders of the projects they have supported. He also revealed that preparations for the new business are underway, with further details to be disclosed later.