During this years Chaos Computer Congress - 39C3 - there was a talk from Marc-Uwe Kling proposing the digital independence day.

The idea is to change your digital services and tools step by step each months first sunday.
As this can be quite time consuming and it might take some time to get used to it, the idea is to gradually switch and additionally get some support or “receipts”.
More details can be found here.

My main arguments and motivation to do so in general are the following: