… and even it, by itself, shouldn't be grounds for DD or BCD as neither is criminal [in any sense] and neither is harming any actual person —— are they tasteless? Yes. Do they show a lack of composure? Yes. Are they [in isolation] worthy of sudden and intimidate termination [discharge]? No. Do either rise to the level of warranting death threats? No.
Hell, there are many, many issues that should be addressed before harping on lower-enlisted screwing around — like the mettle of the high-ranking officers and their [lack of] commitment to the Constitution.