TypeScript wasn't invented to add types to JavaScript (2023)

"...It was invented because, 10 years ago, the tooling for JS was awful. No autocomplete, no easy refactors, no IDE errors.

TypeScript exists to make your tooling better. Turns out, types were needed to make that happen..."

Provocative title with a circular argument, but that is the problem with Twitter (will never call it X)...

Anders Hejlsberg's on it - (Correct time): https://youtu.be/2K_4T7M1DKk?t=2465