From a quick glance it seems to host obviously copyrighted content for free. In some jurisdictions (like Spain) the companies would have a hard time at court against the website creators, since it's a not-for-profit* website sharing culture.
Now show an ad, or premium accounts, and it becomes a for-profit endeavour which is straight jail time. I'm unsure about donations.
(Based on previous rulings I followed ~10 years ago, laws might have changed IANAL yada yada)
They might have a play at being affiliates for sellers of the original material. I suppose a link is an ad, but its also somehow a less dubious way to monetize in my mind.
Now show an ad, or premium accounts, and it becomes a for-profit endeavour which is straight jail time. I'm unsure about donations.
(Based on previous rulings I followed ~10 years ago, laws might have changed IANAL yada yada)
*not for profit != non-profit