[FYI] Defaults.observe might not work if it's shared

[toshi0383]

Found this issue on internet.
https://stackoverflow.com/questions/28736506/kvo-with-shared-nsuserdefaults-in-swift

Just thought that it's worth sharing here.
This can be closed as this is just for information.
Cheers!

[lordzsolt]

The question is 8 years old, and it was fixed in iOS 10.

Is the issue still relevant?