“…Thus, some ideas are easy to observe, described, and communicate among society members about theses inventions, while other inventions are much difficult to be observed or described by society member (Rogers, 2003:258). Thus, the usage rate of any new invention would increase significantly if the potential adopters can easily able to observe and describe the value added by the new payment mechanism, which is PMBC (Ajouz et al, 2020a;Yusuf et al, 2015). Therefore, this study hypothesizes that: H5 Observability of using precious metal-backed crypto currency will have a positive effect on its adoption.…”