But what is it? Is it a game? A stress test for your patience? A parable about modern software architecture? The answer, as with most great open-source projects, is:
BTTS is the perfect codebase for a junior developer. It is not a sprawling React monstrosity with 400 dependencies. It is a few hundred lines of tightly-written JavaScript. Want to learn how requestAnimationFrame works? Want to understand collision detection (AABB collision, specifically)? Want to see how to manage game state without a framework? Clone the repo. The answers are all there, visualized in real-time. big tower tiny square github
requestAnimationFrame(draw);