ALKHOBAR: Before the family gathers in person, much of the conversation has already happened. Someone has sent the morning greeting. An aunt has shared a photograph from years ago. A cousin has announced an engagement. Plans for Friday lunch have been discussed, changed and discussed again. By the time everyone arrives, the family WhatsApp group has been active for hours. For 27-year-old Lama Al-Qahtani, the group includes relatives who live in different cities and others she sees almost every w