Feeling obligated to return a favor, share resources, trade an item, etc.
"you can give people an extra life and there is a specific button for asking people for that"
"The breeding is entirely social and cannot be accessed otherwise. All breeding is set up via text message in bonfire accounts"
"Not in any way that would actually be helpful. There is a regular purchase you can make that buys you something "good" and gives your friends something "kind of good", and you feel obligated to buy it because others do."
"in a way? you can have a multiplayer world with others, but you can't join anyone else's world without communicating between yourselves first"