[Sephiroth]

Originally Posted by Chris

Taken alongside some comments about the work having been done on a 'legacy system' that was due to be replaced, I wonder whether it was the case that rather choosing to use XLS rather than XLSX, the user actually had no choice, as they were using a computer that was so old it was running a pre-2007 version of Excel.

Agreed - and that itself was a corporate failure because, assuming Windows, that version of everything would have been out of support.

Like I said before, one of the hospitals I visited last year (Thatcham I think it was) was using Vista on the ward.