I Love the low E string! It is the easiest peddle tone to play with and I have to work to play in keys that don't have that low E as their root. As a friend of mine put it... "It is the Peoples Key".
I also get how A has both the 4 and 5 tones on either side, making it also very useful... especially for Travis Style finger picking.
Captcha is a total pain in the........