“…Thus, IRT is the most suitable framework for investigating this particular research objective. Second, IRT has been applied and validated in various user innovations contexts, such as mobile banking (Laukkanen, 2016), smart product and services (Mani & Chouk, 2018), eco-friendly cosmetics (Sadiq et al, 2021), organic food consumption (Kushwah et al, 2019), m-payment solutions (Migliore et al, 2022), m-ticketing applications (Chen et al, 2022), Internet of Things (Lee, 2020), online travel agencies (Talwar et al, 2020), digital device recycling platform (Tang & Chen, 2022), drone food delivery (Khalil et al, 2022), Internet banking services (Baklouti & Boukamcha, 2023), among others, This extensive application and validation of IRT in diverse contexts suggest its reliability and applicability in investigating consumer resistance towards NFTs' investment. The usage barrier (UB) emerges when a new innovation clashes with the established work processes, experiences, or habits of consumers, potentially disrupting their existing norms and routines (Ram & Sheth, 1989).…”