Right, but it seems to be the direction we're headed in.
Imagine instead a premium model where you have the option to pay to hide your information (just like paying GitHub for private repos). Privacy for pay - this is we're headed toward as a society. Shame on YC for supporting this.
This app isn't collecting any data about voting. You describe an endpoint that could be worrying, and I could see paths to get there, but the path you're describing is nonsense.
Get a coherent thesis before you start calling for shame.