<p>Can you handle mornings without a brew? No? Multiply that. Imagine an entire population under a cloud of lethargy, unable to kick start their days. Now introduce coffee. Bingo. The brain moves into over-drive and it''s time for empire building.<br><br>So goes Stewart Lee Allen''s crazy theory. Only thing is, after retracing coffee''s journey to world domination - by train, rickshaw, cargo freighter and donkey - he has plenty of evidence to back it up.<br><br>Stewart Lee Allen has filtered out the richest beans from coffee''s hot and frothy history . . . serving up a steamy, high-energy brew that will stimulate you more than a triple-strength espresso.</p>