My point was that there are plenty of examples of systems/requirements where the dimensions of a problem are just comically out of proportion for that question-

My point was that there are plenty of examples of systems/requirements where the dimensions of a problem are just comically out of proportion for that question- where you can't just fit this in memory, you can fit it in memory on a commodore 64, and that whether something fits in memory is not how you should thinking about the problem.