I don’t recall ever struggling with NSTextView. I never really got into Swift, but I’ve never found Cocoa / Objective C to have any of the problems the author mentioned.
Not exactly sure what “streaming” text is, but serial terminal software has been handling incremental text rendering and updating for decades, without performance struggles.
Not exactly sure what “streaming” text is, but serial terminal software has been handling incremental text rendering and updating for decades, without performance struggles.