I've wrote a UTF-7 conversion tag for Hackvertor but someone asked if I can add UTF-8 as well, my question is what sort of XSS is possible with UTF-8 other than zero space characters? Does anyone have a few vector examples?

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"People who say it cannot be done should not interrupt those who are doing it.";
labs : [www.businessinfo.co.uk]
blog : [www.thespanner.co.uk]
Hackvertor : [hackvertor.co.uk]