PVAudio,
The Whisper Touch had a quick death in my bag. I did hit about 40 serves with it but that is all I got to try it out for. Anyhoo, there was some lively discussion on another thread about using power pads to prevent the gut from breaking where it did. Take a look at the pic below and let me know what you think:
I always use power pads with gut string. If not, you get what you have a picture of here. At least for me that's what always ends up happening way too soon with gut.