When something is simply too badass for it to be loaded properly, if at all.
WOW Fanatic: OMFG CATA CINEMATIC ON YT
*clicks 42 times*
Computer: ERROR 9001: This video cannot be loaded because of its level of sheer badassery. Please try later when our system can handle it.
WOW Fanatic: FFFFFFFFFFUUUUUUUUUUUUUUUUUUU