I would define the poetic effect as the capacity that a text displays for continuing to generate different readings, without ever being completely consumed.
“As Jeopardy devotees know, if you're trying to win on the show, the buzzer is all. On any given night, nearly all the contestants know nearly all the answers, so it's just a matter of who masters buzzer rhythm the best.”
“For if God is a title of the highest power, He must be incorruptible, perfect, incapable of suffering, and subject to no other being; therefore they are not gods whom necessity compels to obey the one greatest God.”