“…There is now an increasing trend for digital textbooks to be born digital (UQ library, n.d.), and digital textbooks have become more sophisticated with the addition of interactive features including hypertext, video, audio, 3D models, and social sharing capabilities (Dobler, 2015). Another popular e-learning product is the 'whole course solution' (Hallam, 2012), an online program which integrates multimedia, online quizzes, collaboration tools, and personalised learning paths driven by analytics (Johnson et al, 2016). A consequence of the availability of these various products is that the boundaries of the definition of a digital textbook are becoming increasingly blurred as the line between digital textbooks and other digital products becomes less distinct (Hallam, 2012).…”