Explanation of timeliness expectations in different situations and prediction of friend's expected arrival time in Mexico.
When they arrive, I always meet them. Whether or not they are on time, I'll meet them. If they are on time, I'll meet them.
Formal time usually applies to professional situations in which being on time is essential, like work or appointments. Informal time allows more flexibility, such as in social gatherings where arriving slightly late is common.
In the scenario given, the friend in Mexico will most likely arrive about an hour late based on the cultural context provided.
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