Parataxis is linear and sequential: he got up and walked to the window and looked down and decided to go out, etc. Hypotaxis is more spatial, foregrounding some parts of the sentence and letting others recede, more interested in comparative relations among elements than in straight temporality: It was only after he’d woken up and lain in bed awhile, wondering whether he’d look out the window or instead ignore the world outside and step into the closet, that he finally decided to get up. In this sentence you have to wait until the end for the next action: the rest is a mental suspension,
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