Anybody was able to read that? Mine phone app does not recognise this as qr code.
iPhone 15 Pro (using the default Camera app) read it OK - it took me to https://www.tuwien.at/en/mwbw/wwwt/ww/ws
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iPhone 15 Pro (using the default Camera app) read it OK - it took me to https://www.tuwien.at/en/mwbw/wwwt/ww/ws