However, while a number of arguments have been devised which show that some form of the bound must exist in order for the laws of thermodynamics and general relativity to be mutually consistent, the precise formulation of the bound has been a matter of debate.
Aj keď doteraz bolo predstavených viacero dôkazov, že nejaká hranica musí existovať, aby zákony termodynamiky boli navzájom konzistentné, tak presná formulácia hranice je stále predmetom diskusií.