I became a big fan of Moxons after a fellow ARC member and I used 1/2" copper pipe to build one for 20m two years ago. We took it to FD and despite the fact that it resembled the aftermath of a boiler explosion, it rocked!
It's going to be horizontally polarized and as far as the wiretapping thing goes, they can have my antenna when they pry it from my cold, RF burned fingers.