http://gpvdip7rd7bdy5gf7scl3rzgzgzckqw4sqxbmy6g3zijfwu4lz3ypbyd.onion/Personal/blogs/http_fp_en.html
The alternative method is like wearing a different outfit everyday. In both cases you change your shoes, socks, shirt, shorts, and hat. However, if you forget to change your underwear, or you forget the fact that you can't change your height, and someone takes notice, your cover is blown.