Temporary solved!.
have no problem previous version of XCode (XCode 12)
but XCode13 is very slow typing. (13, 13.1, 13.2.1 all version has problem)
This is Temporary solution.
All close tap window of source in XCode
Quit to XCode, and reopen to XCode!
open only one source (will be open to tap of source.)
Try typing!
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shinyoungil
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