Yes, I noticed my friend using voiceover in situations that would normally warrant silent operation. White cane allows him some slack. Am attempting a universal

Yes, I noticed my friend using voiceover in situations that would normally warrant silent operation. White cane allows him some slack. Am attempting a universal product. So, a two part workaround: 1) use voiceover when headphones are connected 2) use tapic engine for clues about marked events This year, pervasive Bluetooth headsets make 1) a lot more viable. Because sighted users may use headsets a bit less, have also included graphic cues. "VUI" - first time I've heard of a VUI. Like it.