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by wokwokwok 2196 days ago
> Are the majority actually writing code like this though?

Yes.

For example, some use cases: https://www.typescriptlang.org/v2/docs/handbook/unions-and-i...

This sort of code is very common.

I really don't know what more to say about this; if you don't want to use them, don't. ...but if your excuse for not using them is that other people don't, it's wrong.