Sentence:  ...every <WSD>glanceful</WSD> dumps onto a metaphysical floppy disc, compartmentalized notions: couples standing in line at the gallery, singles hitting happy hour, families boating on Lake Erie, dogs slobbering on the steps of Magnolia Thunderpussy's Record Shop all have their place and Jazzy understands why. 
Meaning of the word marked with <WSD> tags:  That which is perceived at a glance.