[nonethewiser]

> Not to be flip, but if it were really all this easy, we would have done it already.

Typescript is mature. There is no low hanging fruit to be develop.

I don't necessarily think it needs this but this is hardly the right grounds to dismiss it.

[afiori]

I do not think that they mean that all easy things have been done, rather that if this feature was easy then it would already exist