“…Smartphone use may include making phone calls, sending and receiving text messages or emails, browsing the internet, using social media, taking pictures and videos, playing games, listening to music, and accessing various tools and apps. While there is a longstanding HCI research tradition that engages with improving design and evaluation efforts that facilitate the creation of desirable and personal user experiences for the smartphone [43,50,92], recent research finds that people are increasingly concerned about smartphone use and its impact on social relationships [9,18]. The home has, in particular, become a contentious site for people's smartphone use in the presence of others [60].…”