Is it really possible to pursue a claim, if nothing you find in discovery can possibly be relevant to the case? The experts seem to think that it's virtually i

Is it really possible to pursue a claim, if nothing you find in discovery can possibly be relevant to the case? The experts seem to think that it's virtually impossible a hypothetical misrepresentation rises to the level of a "material adverse event". It can't even be his motivation, since he is inherently admitting he doesn't have the evidence yet.