The two may have opened up a gap in the Kunduz market by offering sockets for plugging mobile devices. A bulb lights up at their power desk so that you can see that electricity is currently available, which is not always the case. Charging then costs a few Afghanis. In the rural region many villages still don't have electricity | Afghanistan
Business opportunities exist everywhere. Everything is possible. :-)
And besides, they are friendly, have a beautiful smile that should charm customers.