It doesn't protect from malicious document leakage: you can still take screenshots or photographs or use a plain txt file. For unintentional leakage, MSIP alrea

It doesn't protect from malicious document leakage: you can still take screenshots or photographs or use a plain txt file. For unintentional leakage, MSIP already does what you are saying this just bakes into hardware where patching/fixes are harder than the cloud