I think the impressive part here isn't Linear's sync engine, but the fact that Evan Hu went through painstakingly reverse-engineer the engine by inspecting traf

I think the impressive part here isn't Linear's sync engine, but the fact that Evan Hu went through painstakingly reverse-engineer the engine by inspecting traffic and obfuscated code and was able to write documentation that is correct and more complete than what Linear publishes internally.