That's really subjective, and it would of course depends on what kind of code you're dealing to begin with.
Personally, I've found logical assignment and numeric separators to be useful for me already. AggregateError and WeakRef seems more useful in the library-land, where you won't really be peeking much to begin with.
I don't really like supporting older browsers older than one-two years 🤷♂️️
That's really subjective, and it would of course depends on what kind of code you're dealing to begin with.
Personally, I've found logical assignment and numeric separators to be useful for me already. AggregateError and WeakRef seems more useful in the library-land, where you won't really be peeking much to begin with.
I don't really like supporting older browsers older than one-two years 🤷♂️️
True that, I am very happy IE is finally getting retired, like why the hell was it there in the first place, just to make our life harder.