I wrote a Sketch to enter text on an iPhone using the Microphone as input.
You just have to hum to make it work, hands free!
Now you can use Google Tap with any iPhone app!
Click below to see how the App works...
Sketch attached below:
GoogleTap.pde (4.53 KB)
No comments? 
For the benefit of others you don't have to be completely honest, but at least tell me if it's a good idea?
Todd Smith. Rapper. Entrepreneur. Actor. And now Google Product Lead. That is one very talented person! (I wonder what he was paid to be in the video?)
For those of us without a stepper motor or driver, what on Earth does that sketch really do?
I totally get it now.
Especially after watching the video where he said you can send two messages at once. XD
Let's not forget it was posted on April 1st.
Being a Ham Radio Operator for years I can see how this could work for me!
KB3SF