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“This is an excuse for good-for-nothing children. Only by adapting to society can you become a person of real value,” another wrote.

Yet later this year up to 40 healthy Australian volunteers may begin receiving infusions of the supposedly good-for-nothing molecule.

Seven rubbed the back of her head and silently cursed her awful luck and that good-for-nothing hexed tree.

“Have a seat. You look like the zopilotes, those nasty good-for-nothing vultures, beat you up and plucked every feather off your pretty wings.”

Appropriately enough, their sound harks back to the staccato, stuttering beats of 1990s girls bands like TLC and Destiny's Child, complete with lyrics chastising any "trifling good-for-nothing type of brother".