An annual conference for developers devoted to Google-based technologies such as Google App Engine. Held in San Francisco, the first Google I/O was held in 2008. See Google App Engine.
"Google I/O." YourDictionary, n.d. Web. 11 June 2018. <http://www.yourdictionary.com/google-i-o>.
Google I/O. (n.d.). Retrieved June 11th, 2018, from http://www.yourdictionary.com/google-i-o