From mailing list:
On 9/26/12 5:04 AM, David Martin wrote:
> Now, If I want to add a new category to the "exampletaxonomy" taxonomy,
> I click on Edit, then New, type a NAME and the KEY is generated based on
> the name, and on the following screen (which is the form to edit my new
> category), the "name" is NOT the named I typed but the KEY. Not a big
> issue, just rather weird for an end-user: same name used in two
> following screens, but different things inside.