He got personal visits from both Ballmer and Gates that pressured him to stay with Microsoft[2] but did not balk.
Unfortunately his successor caved to Microsoft's siren song abolished LiMux and Microsoft got a nice campus in the city (they used to be at the outskirts).
Since May this year we have the young and energetic Dominik Krause and there is hope for change again.
[1] https://en.wikipedia.org/wiki/LiMux
[2] https://www.linux-magazin.de/ausgaben/2019/10/interview-2/
wxw•36m ago
> The Open Source Sabbatical is intended to provide professionally qualified software developers with the opportunity to work on an open source project for a limited period of time in order to improve it.
> This sabbatical is not only open to employees of the City of Munich, but also to external software developers.
So cool. Congrats to Sebastian!