Sigma 28-70mm f/2.8-4 Asphericalerical

[Don Sanderson]

Has anyone ever tried this one:
http://www.adorama.com/SG2870PXAF.html

Does "Asphericalerical" mean it's doubly Aspherical?
Or should that be : Asphericalyrical?
Meaning "Not flat but rhymes well" ;-)

Don