When modern marketing/branding gets absolutelyself-indulgent, out-of-hand, crass, tacky, etc. eg: Gap commercials, Apple's retail stores, Nike (period).
Mathias: have you been to an apple store(tm) yet? seems like they are like temples.
Jeremiah: yes, there's one here. overinflated, self- indulgent brandgasms.
n. An intense rush of intellectual fervor or excitement in response to a stimulus such as recognizing a literary allusion in "The Simpsons" or finally understanding how to do that advanced calculus problem or even just anything really cool. Usually accompanied by inability to formulate actual words and an intense enthusiasm about the subject that induced the braingasm.
An orgasm of the brain, something that would be the equivalent of information sex, something that would make a nerd smile in a kind of creepy, happy way.