It’s amazing that arguments for sound in the web browser are now presented in mainstream press like this before it’s actually happening.
The prejudice against sound is so strong people will not even consider it as a serious idea for branding on the web; I’ve recently had designers and developers who bend over backwards every day to implement crazy visual designs suddenly roll their eyes at the idea of using sound in the user interface, as if I just suggested a new use for the blink tag.
It will take the integration (convergence in the current lingo) of video to make people say, “Ya know, it’s missing something…”