And challenge, and importance of DT features. Therefore, the more open to experience respondents are, the higher their level of challenge and their level of importance of DT features, a significant, positive correlation was found between challenge and importance of DT features. In other words, the more challenge respondents are, the higher their level of importance of DT features. Another significant, positive correlation was found between attitudes and satisfaction, meaning that the higher the respondents’ attitudes towards discovery tools, the greater their satisfaction while using discovery tools. Negative a significant correlation were found between threat and challenge, and importance of DT features. In other words, the higher the respondents’ level of threat, the lower their challenge and the level of importance of DT features.