Does it drop it or simply not show it? Will scrolling back through history display the "dropped" content? If so I'm fine with that, it's annoying when you final

Does it drop it or simply not show it? Will scrolling back through history display the "dropped" content? If so I'm fine with that, it's annoying when you finally finish a task and pipe the results to a file just to find the bottleneck slowing you down was display refreshes.