Ah, snapback. One of the coolest techniques out there (although not THE coolest). You are doing great. Keep it up and I might even show you the (arguably) most mind-blowing trick we have in Go. But let’s focus on the task at hand.
A snapback is a situation where capturing a stone does not actually increase the liberties of a group and it remains in atari.
It may not sound like much but wait till you see it in action.
Black to play
With snapback, it is often a case of getting an edge by threatening to create a snapback rather than actually snapping back. Either way, try to look for snapbacks in your games. They are more common than you might think.Let me get back to this one later