Or we could shame companies into action by refusing to use and pay to companies who use FOSS (all of them) but don't contribute back (most of them). Lastly, don't contribute to their FOSS projects, regardless of how nice they might look, if they're not contributing to the ecosystem overall.

And start putting flowers up our noses while we're at it!

Any concrete idea how to peruse this idea? I can’t think of any realistic one