RocketLab just announced they intend to build a rocket they're calling "a purpose-built megaconstellation building machine", but they're not planning to launch

RocketLab just announced they intend to build a rocket they're calling "a purpose-built megaconstellation building machine", but they're not planning to launch until 2024, and reportedly still are evaluating options for engines. https://www.youtube.com/watch?v=agqxJw5ISdk https://www.youtube.com/watch?v=agqxJw5ISdk And Bezos launching his satellites on someone else's rockets would be a pretty bitter pill...