@danliew I think it can be measured by the relativity between intake volume vs satisfaction level. i take quote a few espresso a day, - posted on 02/07/2010 11:52:35
My caffeine level is very high! - posted on 02/07/2010 07:37:47
My mind is a mess.... - posted on 06/06/2010 20:59:00
August 11th, 2010 on 7:57 am
Such happy chap with the trophy in his hand.