Brocade ICX: Stacking Capabilities By Model

Here are some quick ICX stacking questions I get often.  Just FYI below, the interface types:

ICX7250 supports only 10Gig stacking, up to 12 units.  (Access closet switch)
ICX7450 supports both 10Gig and 40Gig stacking, up to 12 units.  (Access closet switch and small core)
ICX6610 supports only 40Gig stacking, up to 8 units.  (Small/Medium core switch)
ICX7750 supports only 40Gig stacking, up to 12 units.  (Medium/Large core switch)