Yes - TextChanged is used in almost all the N+1 video tutorials
e.g.:
- N=0 in http://mvvmcross.wordpress.com/
- with Android binding source at https://github.com/slodge/NPlus1DaysOfMvvmCross/blob/master/N-00-FirstDemo/FirstDemo.Droid/Resources/Layout/FirstView.axml
An example two-way EditText binding is:
<EditText
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textSize="40dp"
local:MvxBind="Text FirstName"
/>