[[!comment format=mdwn
 username="xloem"
 subject="Retrieval progress message helpers"
 date="2016-05-20T19:42:23Z"
 content="""
It would be nice if
- progress could be provided in percentage rather than bytes, when that's all that's available
- git-annex could inform the special remote how many bytes a file to be downloaded is, if that information is already available
"""]]