Holacracy Community of Practice Archive, 2015-2019 Community Holacracy Web Site

I share the curiosity of [@mention:544274267239861666], more specifically on a truth that seemingly hasn't been addressed in this thread so far:

 in Governance we process *the item on the floor until it’s finished (or we run out of time)* and repeat with as many agenda items as we can.

Is there a constitutional basis for the practice that processing a governance item "takes all needed time" (within meeting timebox)?