Very well written!

Thanks Vikrant Bhat , I am glad you liked it. You might also like part 1 of this series, here's the link to it (if you haven't read it already) https://blog.jainharshit.com/typescript-best-practices-1-always-prefer-type-declaration-over-type-assertion

Thanks for pointing that out. I have fixed it.

Yes, that's also a common usecase 👍