“This side up” is worthless. If you see that, you are good to go. If you do not, it is upside down but you will not know it. “This side down” is much more useful.
Humans can react to stimuli before baton processing. Touch a hot surface accidentally and you will recoil before feeling pain. Same for putrid smells and some loud noises.
I hate it when a good photographer sets up the perfect shot and someone else comes up and takes a snap. Crane's Weddings should be getting the credit, not the opportunistic fool with a drone.
Used in this 1960s TV show.
https://www.imdb.com/title/tt0054521/plotsummary?ref_=tt_ov_pl
https://smile.amazon.com/s?k=waterproof+mouse+and+keyboard&ref=nb_sb_noss_1
How about buying good quality loose-leaf tea and taking the time to brew it properly?