wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ebb6fab8-25ed-46af-80d4-c2f5fb06e1f1/4DNFIFZZZ8L2.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ebb6fab8-25ed-46af-80d4-c2f5fb06e1f1/4DNFIFZZZ8L2.bw 4DNFIFZZZ8L2
test "1aa7f0118a4166f0732faf3867d006a4" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIFZZZ8L2