𝗜 𝗕𝘂𝗶𝗹𝘁 𝗔 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 𝗖𝗵𝗮𝘁 𝗔𝗽𝗽 𝗙𝗿𝗼𝗺 𝗦𝗰𝗿𝗮𝘁𝗰𝗵 Most tutorials use Socket.io. You get a working app fast. But you do not know how it works. I wanted to learn the core logic.

So I stopped the tutorial and did something different — I took my existing Express controllers from TripFusion and converted them to TypeScript one function at a time. Here's what actually clicked in ...