You are more or less. LiMux started in 2004. Last two points on its long timeline[0]:
* November 2017 - The city council decided that LiMux will be replaced by a Windows-based infrastructure by the end of 2020. The costs for the migration are estimated to be around 90 million Euros.
* May 2020 - Newly elected politicians in Munich take a U-turn and implement a plan to go back to the original plan of migrating to LiMux.
* November 2017 - The city council decided that LiMux will be replaced by a Windows-based infrastructure by the end of 2020. The costs for the migration are estimated to be around 90 million Euros.
* May 2020 - Newly elected politicians in Munich take a U-turn and implement a plan to go back to the original plan of migrating to LiMux.
[0] https://en.wikipedia.org/wiki/LiMux