Why am i not drunk after 7 twisted teas in 4 hours? (5% each)

Im only slightly tipsy but nowhere hnear drunk. Is alcohol actually some5hing yu can tell when youre really drunk? I expected it to be like weed where you can tell youre massivly fucked up. But no. 7 of them, one being a tall boy and yeah my typings worse and i stagger a little when turning but thats it. Im massivley disappointed. Was hoping for more