The Genbank file README.genbank.daily says:
> NOTE: Due to a processing error for Release 101.0, the GenBank
> cumulative update files that existed as of close-of-data
> README.genbank.daily (old.gbcu.flat.Z and old.gpcu.fsa.Z)
> cannot be made available.
> We apologize if this causes any inconvenience for our users.
I'd call it a major inconvenience.
Gary Davis
Bayer Corp.
>> Dear GCGers:
> Does anyone know what happened to the file old.gbcu.flat.Z which
> used to be on the NCBI server, in the directory /genbank/daily and which
> seems to have disappeared since the most recent release? This file
> contained the data acquired between the previous release and the cutoff
> date for the new release. We have been reformatting gbcu.flat.Z to get
> a "GB_New" database, but also, in the interval between a release and the
> reception of the corresponding CD-ROM from GCG, we have depended on
> old.gbcu.flat.Z which we put in a bank "GB_Temp", in order to avoid a
> "hole" of two months of data. The only alternative is to suspend our
> weekly updates every two months (when old.gbcu.flat.Z suddenly
> becomes smaller due to the new release) until the CD-ROM arrives.
>> ******************************************************************************
>> Paul H. Roy Phone: +1 418 654 2705
> Departement de biochimie,FSG FAX: +1 418 654 2715
> Universite Laval E-mail: proy at rsvs.ulaval.ca> Quebec, QC G1K 7P4
> CANADA
>> ******************************************************************************
>>>>