Magic Tricks

Well, I don't think that your reference to 'Topsy Turvy Bottles' is quite accurate, but you are certainly accurate about questioning the method.
New method? eh...
New plot? O.K.
What makes this gimmick/trick unique is not the gimmick or the trick, for that matter.
It's Greg Wilson!
Simply, the performer is what makes a good trick a great trick.
If you're not familiar with how this works, then, you should have it in your repertoire.
It's easy to learn/perform and, as you can see from the demo, the reactions are good.