It is a bullshit fake restriction because it doesn’t even exist. However, it’s something of a grey area that, up until IA poked the hornets nest, allowed a bit of wiggle room to get away with breaking copyright law.

Now a judge has ruled that managing one digital copy per physical copy is explicitly against the law as written. They aren’t even trying any sort of fair use argument, they’re basically just saying “we do public good” but don’t actually explain how that means anything in law.

Meanwhile, the lawyers get paid, and IA goes on fundraising campaigns.