When will this be available for mobile Firefox? I can then think about using FB again

Brillant. So are the Firefox Multi Account Containers. If you're using this add on look into how you can use Firefox Multi Account Containers to prevent all websites from tracking you not just Facebook. After the Cambridge Analytica Scandal containers for Firefox are most welcomed.

thesis verry good

After installing this extension, I was either blocked from pasting text into the “What’s on your mind?” box or it would paste that text multiple times.

Spy made in Mozilla.

This is a good idea!

This is great use of Multi-account containers in Firefox. Only doesn't work for multiple facebook accounts but can use the multi-account containers instead for that. A similar tool for Google would be cool!