** The status option prints out all the current status reported by the GPS. If the command line tool reports an error while updating the status, simply try again until it works.
** type "q" to exit the interface
=== Dealing with large FITS files===
When taking very large data cubes, the file sizes may grow unmanageably large. On 32-bit systems, FITS files were automatically truncated at 2GB and rolled over, but on 64-bit systems this does not happen.
=== Rescuing Data===