[a16z plans to hold HACK UK hackathon next month, focusing on blockchain, digital identity and other topics] Golden Finance reported that Andreessen Horowitz (a16z) announced that it plans to hold the first HACK UK hackathon in central London from October 5 to 6. The event aims to promote the development of the UK technology industry and focus on five major themes: blockchain applications, artificial intelligence enhancement, public infrastructure upgrades, digital identity authentication and future healthcare.