ok poll please should the nut slots be cut so string sits exactly at

Guitar Neck Ruler Bridge Slot Depth Maintain Measure String Height nut slot depth No need to fear when it comes to lowering the depth of your string slots at the nut This nuts and bolts slot which i perceive as insane The nut length is 42mm Is that normal? did he do it on purpose? or because he had no proper nuts

nut slot files On acoustic guitars, there's a spectrum of nut widths They typically go between 1 1116” to 1 34”, but some go to 1 78” and 1 2332