[vetinari]

> Also it would be wrong for a mere user to try to enforce it by law, because it might piss off the developers, which is really bad. Also, it might not withstand in court because the developers don't care.

And yet, it is the users who have the ultimate power over developers of such hw/sw. No, not courts, that's the entirely wrong solution.

Their wallets.

Such solutions are being developed only because there's money in it. It is only up to the users, whether this factor is true or not. If they care about sources, they would not purchase hardware that requires blobs. If they don't care, and reward the developers with their money for the blobs, whose fault it is?