Create player unit for yourself in editor
Create another unit and in the name field enter bob
Preview
Open debug console and copy paste this
oneachframe {drawIcon3D ["\A3\ui_f\data\map\vehicleicons\iconManMedic_ca.paa", [0,0,1,1], [(getPosATL bob) select 0, (getPosATL bob) select 1, 3], 1, 1, 45, name bob, 1, 0.03, "PuristaLight"];}
The tag lags (that is drawn on each frame meaning that position does not update on each frame but every other frame.
now go back to editor, doubleclick on bob and change class from Men to Cars
paste the code again in debug console and execute
The tag updates smoothly.