wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/96641294-59ff-44c4-8ebe-9c7ca15824fe/4DNFIEFXGP4M.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/96641294-59ff-44c4-8ebe-9c7ca15824fe/4DNFIEFXGP4M.bw 4DNFIEFXGP4M
test "7a724f1bc0419dc3c43818f3df1ae07e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIEFXGP4M