I don't disagree, while observing that it plays hell with security if (forgive my use of Latin; I don't have a codepoint translator handy) 'bat.com' and 'bat.com' are two different websites because the 'a' in the first is a Chinese-a and the 'a' in the second is a Korean-a.
(Of course, this calls into question the wisdom of expanding DNS into the Unicode space in the first place---a space that does nothing like guarantee 1-to-1 association between visual glyph and code for an application that has been built on the assumption that different codes are visually distinguishable. But that ship has sailed).
(Of course, this calls into question the wisdom of expanding DNS into the Unicode space in the first place---a space that does nothing like guarantee 1-to-1 association between visual glyph and code for an application that has been built on the assumption that different codes are visually distinguishable. But that ship has sailed).