wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/31c7ef60-bd1d-4d5f-9427-d4b1aa1b8da1/4DNFITJVPSIQ.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/31c7ef60-bd1d-4d5f-9427-d4b1aa1b8da1/4DNFITJVPSIQ.bw 4DNFITJVPSIQ
test "6069d527615d9b1861bd7d39a6e44d2b" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFITJVPSIQ