You must select Korean text using the normal Windows shortcut key combination, not the drop-down menu in LFS.
The Windows key combination will automatically select the correct code page in LFS, and the input method at the same time.
On my computer that key combination is ALT+SHIFT. Please let me know if it works.
First I've heard about it but I'm not surprised, he was going over the top.
Most probably still S2 Alpha.
But I don't know what the patch will be called, when it will be released or what it will contain.
I could guess but I won't.