The current tech tree is very chaotic and needs fixing if it's to be usable. The levels you need to unlock are not vertically consistent, and some chains are just thrown in the middle of no where. I've attached a screenshot of how It could better be useful. I've got a View Only link here to a Figma file I've been working on if you want to explore the idea in more detail https://www.figma.com/design/NsnT9x7fORu29fON9itHyz/Untitled?node-id=2-33&t=60Qdz6LriCKEJi7d-1