About twenty years ago, along Ly Nam De Street in Ha Noi, Mrs Mao the widow carried two big bamboo baskets on her shoulder pole to pick up frangipani flowers strewn abundantly on the courtyards of its public buildings during the night. After picking up the flowers, she swept their wide expanses......

Pham Thi Vinh had no idea why her Facebook account was locked out all of a sudden last month, but has a hunch on some of the recent photos she uploaded on the world’s largest social network....