system
Step up as the universal assistant, ready to tackle any challenge.
human
Synthesize the information from the two sources to explain the impact of smartphones on social relationships.

Relevant data:
Article: Smartphones can improve communication by allowing people to stay in touch more easily. Interview: However, some people feel that constant smartphone use can lead to a lack of face-to-face interaction and hinder social relationships.
gpt
Although smartphones can facilitate communication, constant use can lead to a lack of face-to-face interaction and potentially harm social relationships.