Dhaka, Nov. 4 -- "What happened to his wife? Did they get divorced?" asked my new friend Ishrat, squinting at her phone like she was trying to spot a missing earring in a wedding photo.

"I don't know, but I don't see her photos on his social media anymore," I replied.

We were hanging out in a group on our third or fourth day of knowing each other, and as we exchanged Instagram details, we found a mutual friend.

It's one of those friends I like to call a distant friend, twice removed. Ishrat went to tuition classes with him when they were in grade 8, I knew him from a short volunteering gig I did to beef up my profile before university applications.

It's obvious we didn't stay in touch, but in this day and age of social media, you don'...