That's the thing with on-paper rights... there is always a way around denying undesirables their rights. Be it onerous voter ID requirements as a tactic of vote suppression, onerous requirements for paperwork and apply systems [1] or kafkaesque processes [2] to make it harder to get unemployment insurance, or in schools looking away at instances of bullying that aren't outright violence, unfair grading and other forms of retaliation.

[1] https://bipartisanpolicy.org/blog/administrative-failures-pl...

[2] https://www.legalaiddc.org/blogs/client-spotlight-unemployme...