Unicode RTL override can be dangerous in filenames (in the sense of confusing humans, not computers). It is necessary to preserve in content management systems

Unicode RTL override can be dangerous in filenames (in the sense of confusing humans, not computers). It is necessary to preserve in content management systems dealing with bidi content. Of course you can try to have different validations on your model, but then you need to make sure to know all output domains on the model level instead of doing it when handing over to the view.