The goods news for technical experts may be that the commercial software is increasingly being designed to conduct analysis tasks and automatic domain knowl- edge and expertise. For instance, . . . This “click button expertise” poses a challenge to legal rules governing the reliability of an expert’s methodology and the underlying data. It may also lead an opponent to query “Is the expert or the software performing the actual analysis?” If [the] methodology is to be assessed, the analysis and methodology must be reproducible and transparent.
——– John J. Barbara, Handbook of Digital and Multimedia Forensic Evidence, page 129.