While I appreciate the cynicism, I'm not seeing how an open schema for tamper-evident verifiable voting machines could be anything other than positive.
It's worth noting that Microsoft has discouraged the use of embedded Windows on voting machines in the past: https://www.infoworld.com/article/2680658/gates-undaunted-by...
> “We ourselves are not going after the e-voting market or the nuclear reactor control market,” Gates said.