It was on practical grounds that the initial inscription of both Koran and _hadîth_ (as well as most of the other genuine Islamic sciences) was undertaken: in both cases the use of script served to bolster the memory. There were no ideological reasons opposing this undertaking. There were also very practical grounds for the deliberate collections of Koran and _hadîth_: individual persons, above all rulers and court figures, wanted to have copies of the Koran and collections of _hadîth_ at their disposal for private use. While there were no reasons to oppose a (non-official) codification of copies of the Koran for private use, strong ideological reservations arose against the codification of the _hadîth_. It was precisely the existence of th...