EGYPT’S Al Nour Wal Amal (light and hope) chamber orchestra, a music group of visually-impaired women, has faced many challenges over the decades, yet none was like this year's pandemic. After months without playing, the orchestra members resumed rehearsals three weeks ago and held their first concert since the start of the global health crisis on Sunday at the Manasterly Palace in Cairo. The orchestra, made up entirely of visually-impaired women apart from their conductor, played for a small group, wearing masks and exercising social distancing. In March, Egypt imposed several restrictions to contain the spread of coronavirus including banning…