“…Two media concepts were summoned repeatedly as tools for understanding memory practices and dealing with difficult heritage on SNS. First, several works referred to ‘participatory culture’, a notion coined by Henry Jenkins et al (2015) to describe human participation in mediated events (Heimo, 2014; Heimo, 2017; Knudsen, 2016; Knudsen and Stage, 2013; Morgan and Pallascio, 2015). Two related terms, participation and crowdsourcing, considered as mechanisms for creating multiple interpretive perspectives and communicative realities, were illustrated in studies of conflicting stories of South Africa (Bosch, 2020), the Kashmir uprising (Osuri, 2019), intangible heritage in Turkey (Pietrobruno, 2014), Cambodia (Benzaquen, 2014), Rhodesia (Kirkegaard, 2017) and Poland (Arrigoni and Galani, 2019a).…”