Could the checks be binned into some categories or time strata, such that obsolete ones could be dropped. Eg, we could keep them all there under a --exhaustive

Could the checks be binned into some categories or time strata, such that obsolete ones could be dropped. Eg, we could keep them all there under a --exhaustive flag for those 6 or 7 people who are really attached to their computer that they got in the 90s. But then add some more options like --fast or --cutoff=2015 to pare down the checks to what is relevant today