Pico4 Passthrough is this even Legal

I am not in any way an artist nor have i any talent I also do not know the program OpenBrush I just wanted to test the Pico4 passthrough, with the first app that supports passthrough. lot of fun OpenBrush Version from Luboš V his channel: Link to his openBrushVideo Video File name: Pico 4 OpenBrush mit Passthrough outdoor in 4k