while read p; do mkdir -p "$p"; cd "$p"; wget "https://bbb.emacsverse.org/presentation/${p}/slides_new.xml" \ "https://bbb.emacsverse.org/presentation/${p}/video/webcams.webm" \ "https://bbb.emacsverse.org/presentation/${p}/deskshare.xml" \ "https://bbb.emacsverse.org/presentation/${p}/deskshare/deskshare.webm" \ "https://bbb.emacsverse.org/presentation/${p}/metadata.xml" cd ..; done <ids.txt