ame.  For example, the data acquired
in a given profile of a given float may initially be provided in real-time
mode (with a file name containing an "R" as the first or second character),
but later be replaced later with a delayed-mode file (with a "D" in the first
or second character). Since index files name data files directly, this means
that index files can become out-of-date, containing references to netcdf
files that no longer exist on the server. This applies to the sample
index files provided with t