Spec sheets are an excuse, at least insofar as they're used as advertising. They're a presumptive admission the product is inadequate, rattling off a bunch of n

Spec sheets are an excuse, at least insofar as they're used as advertising. They're a presumptive admission the product is inadequate, rattling off a bunch of numbers in the hopes the customer will overlook the factual inadequacy. If the product does what the customer wants, the customer doesn't need (or want) specs.