Oracle's New AI Powered Voice

My family and I continue to have more and more conversations with Alexa, Siri and Google Assistant lately. Having three AI based sources within speaking range of each other, we have a tendency to fact check them against one another - especially when someone doesn't quite trust or agree with the answer they get. For example, is Australia considered a continent or is it Oceania? Is a hot dog a sandwich? Who is the best NBA player of all time ever?