wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/pygotham/pygotham_2012/mlt/Large_scale_collaborative_filtering.mlt
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/pygotham/pygotham_2012/titles/Large_scale_collaborative_filtering.png
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/pygotham/pygotham_2012/titles/Large_scale_collaborative_filtering.svg
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/pygotham/pygotham_2012/assets/credits/