There was a tag discussion held in chat a while back to discuss which tags were too specific or too general and should be removed.
The decision was to remove the following tags:
And synonimize the following tags:
The original reason for dropping the snapping tag was because it fit inside the scope of modeling, however since the site has since grown and there are more questions specifically about snapping it has been argued that perhaps a snapping tag would be in order.
So now the questions about snapping are
Should it be revived
If the answer to the above question is "yes", then the next question is whether or not old questions should be (re)tagged with snapping.