Twilio has launched a new product called Signal, which is part of their developer network. The company aims to empower developers to build any communication technology they want. At the launch event, Twilio's CEO compared the company's competitors to the villain Lord Business from the LEGO Movie, emphasizing the need for developers to build and innovate. Twilio has also launched several new tools and features, including Copilot, Alphanumeric SenderID, new numbers in six countries, video updates, and IP messaging products. These additions aim to support the growth of the developer network and provide developers with the necessary tools to succeed.