replaces thumbnails with full image or webm on click, inlines "quoted by" posts on click, can also remove posts, tessellate inlined posts, tessellate entire thread, and expand/collapse all 'quoted by' posts, can color posts recursively downward or entire thread (helps keep track of deeply-embedded conversations), can hide all extra options on posts (to make them smaller/simpler) via toggle in OP, can change media size when expanded, can drag posts around via toggle and reset
