What each document URL gave during one run — bytes or a gap — shared by the
sources of a syncSources run. Two sources that reach the same documents (a Land's
connector and parlamentsspiegel) downloaded each one again, only to find it
unchanged. Promises are kept, so two lanes asking for one URL at once share one
download.
What each document URL gave during one run — bytes or a gap — shared by the sources of a
syncSourcesrun. Two sources that reach the same documents (a Land's connector andparlamentsspiegel) downloaded each one again, only to find it unchanged. Promises are kept, so two lanes asking for one URL at once share one download.