“…Existing research remains vague on what exactly about SM triggers social comparison and envy, or what supposedly causes them to be more frequent, intense, or harmful. Through the lens of computer-mediated communication [2], social comparison and envy could be shaped by ubiquitous mobile access [36]; the sheer amount of SMU across applications [35,37]; characteristics and culture of individual apps [9,30]; design features signaling social status (e.g., likes) [48]; whether one interacts with strangers, influencers, or likeminded friends [8,28,31,33,41,49]; characteristics of SM messages, such as content (e.g., fitspiration vs. travel) or modality (e.g., visual vs. textual), or their algorithmic ranking [17,18,22,38,39]-or any combination of these factors.…”