wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/osdc/osdc2015/mlt/RPerl_a_faster_perl.mlt
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/osdc/osdc2015/titles/RPerl_a_faster_perl.png
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/osdc/osdc2015/titles/RPerl_a_faster_perl.svg
wget -N --force-directories https://veyepar.nextdayvideo.com/Videos/veyepar/osdc/osdc2015/assets/credits/