“…The utility of the concept of conditional relevance, as well as the difficulties of the concept as expressed under the existing Federal Rules, has been the subject of considerable discussion and debate among evidence scholars (e.g., Friedman, 1994Friedman, , 1995Morgan, 1929;Nance, 1990Nance, , 1995Tillers, 1994). Among the criticisms of the current Rule 104 (b) is the fact that it is stated in absolute terms-i.e., that the evidence is relevant when a particular additional fact is true, but irrelevant when it is not (e.g., Friedman, 1994).…”