that cardplayer article is specifically for tournament poker. it assumes you have 15BB in front of you. reraising all in preflop is very good if you have 15BB in front of you. It is not however when you have 100BB in front of you. With 100BB in front of you, you are never going to be called by a hand you're ahead of. i can count on one hand the number of times i've seen an all-in called by a hand ak beats.