The submitter wrote: “I noticed this at around 34000 feet. There was more of it missing when we landed. That’s right folks it’s duct tape on a plane at 30 something thousand feet traveling at almost 500 miles per hour. Spirit should know duct tape is only rated for 100 mph.”
Now I will add that I have learned over time that there is a FAA tape called “Speed Tape” that is used on planes and looks like duct tape. I still wouldn’t want to see that out the window of my plane.