You definitely spend more time when you touch two keys "Shift + 7" to type the *, than when you type just "1".
I doubt this. Hitting SHIFT + 8 is much easier and less awkward than the pinky hitting the "1".
And this is assuming everyone has a US keyboard.
Luis C.
General Disclaimer:
Are you seriously taking the advice and code from someone from the internet without testing it? Do you at least understand it? Or can it easily kill your server?
How to post data/code on a forum to get the best help: Option 1 / Option 2