By prejudicial effect, I mean the danger that the evidence will be misused. (blog.privacylawyer.ca)
As to the assessment of the second condition, the Court insisted that for prejudicial effects to be found, there had to be a concrete evidence of a risk to the privacy and integrity of data subjects. (europeanlawblog.eu)
In considering the factors relevant to the exercise of the court's discretion, under s 33 of the Limitation Act 1980 (LA1980), to extend the limitation period beyond that specified in LA 1980, s 11 what matters most is not the length of the delay itself, but the reasons for that delay and its potentially prejudicial effect; moreover, it may be reasonable to delay issuing proceedings on account of the defendant's impecuniosity. (newlawjournal.co.uk)