What I expect:
When you tap the "Tap Here" text, you get a "Hi There!" alert.
What actually happens:
When you tap the "Tap Here" text, nothing happens.
Apparently, a DataRepeater ontap function has to live inside the DataRepeater itself:
This is not how other Repeaters work, so I suspect it's a bug.
If this is intended behavior, then it should be documented.
Windows 8 / Chrome 36