How do Digital Twins enable Smart Cities and Smart World in 5-6 years? With standards #ITU @ITU @ITUstandards @smartccouncil @SmartCityexpo@SmartCitiesW@EUSmartCities#SmartCity #DigitalTwins #Metaverse #standards4dt via @antgrasso @Gartner_inc @IDC https://t.co/fylYdJLVRKhttps://t.co/LW5j07LByI