the.com/applicability
The measure of whether a thing actually fits the mess you're holding.
means The quality of being relevant or usable in a particular situation or to a particular problem.
from From Latin applicare, to fold toward or attach to — literally bending one thing onto another until it sticks.
Lawyer favoriteCourts obsess over whether a rule even applies.
Not utilityUseful means it works; applicable means it belongs.
Hidden gatekeeperEvery great idea dies on applicability first.