On 2008-07-10, Steve Pope > wrote:

> to be true a single shot of espresso has less caffeine than
> an average cup of coffee, unless the latter is brewed weak.

Now you are introducing extra variables. It's a known fact robustas have
more caffeine the arabicas. You wanna really throw a wrench in the
argument, lets include Lipton's instant tea. Holy crap! ...for a venti
sized glass, that stuff flat gets me wired. The only reason I don't use it
to keep me awake instead of coffee is cuz it makes me pee every 10 mins.

nb