“The burden of proof is on [the claimant]. They must establish that they could not have discovered the fraud without exceptional measures which they could not reasonably have been expected to take. In this context the length of the applicable period of limitation is irrelevant. In the course of argument May LJ observed that reasonable diligence must be measured against some standard, but that the six year limitation period did not provide the relevant standard. He suggested that the test was how a person carrying on a business of the relevant kind would act if he had adequate but not unlimited staff and resources and were motivated by a reasonable but not excessive sense of urgency”
“personal traits or characteristics bearing on the likelihood of the particular claimant discovering facts which a person in his position could reasonably be expected to discover, such as whether the claimant is slothful, naïve, shy, nervous, uncurious or ill informed, are not relevant”