Aristotle's double solution to Zeno's 'dichotomy', Sign of a radical revision?

in the physics aristotle offers two solutions to zeno's 'dichotomy'. waterlow and sorabji intend to show that the existence of two solutions indicates aristotle's radical revision of the physics' fundamental concepts. this article aims to criticize waterlow's and sorabji's arguments. an interpretation of the aristotelian text is also offered that points to the two solution's compatibility and to the coherence of the physics' fundamental concepts.