wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/db291517-867c-4364-a71e-a465a847b70b/4DNFIPXIJIHZ.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/db291517-867c-4364-a71e-a465a847b70b/4DNFIPXIJIHZ.bw 4DNFIPXIJIHZ
test "8aaa48376d1b45a2b1e5ac8f2c2331a3" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIPXIJIHZ