Everywhere else, the only thing software developers are worried about are patent trolls, who usually don't have enforceable patents, and rely on the cost of litigation alone as a way to extract licensing fees. Oddly enough, video standards used to be relatively free of this nonsense; but the actual patent revenues have been falling for a long time now, so all the patent owners are getting antsy and forming overlapping pools to try and make implementers pay more for the same patents.
There's also the fact that ISO charges to purchase copies of their standards, but that only matters for people who want certifications. The actual standards aren't encumbered by any copyright ISO might hold on the document.
[0] For context: The EU competition regulators believe AOM may have bullied people into royalty-free licensing. This could either be read as "Google screwed up their legal research" or the EU deciding that reciprocal royalty-free patent licensing itself needs to die.