No thanks Martin...
I admit that the View menu is not the most logical place to look for this snapping behavior... You would expect this to be located somewhere in the Preferences. As you said: Ahhhhhhhhhh ... the mysteries of Photoshop ...

We do not see things as they are. ǝɹɐ ǝʍ sɐ sƃuıɥʇ ǝǝs ǝʍ