Taylor:
I am flattered.
Was going to comment on your addition of an avatar elsewhere, and am glad that I waited until I visited this thread. Have fun storming the conference!
@ Zelda: I would state that the distinction 'twixt pie and tart, beyond possible language delineations, is that a tart is, not surprising topless, while the chaste, or at least more refined, pie generally covers up it lustrous bounty, revealing its inner beauty only to one willing to 'take the plunge' and cut a slice, rather than brazenly showing everyone her sweet, syrupy filling.
Here is a picture of possibly nature's most delectable pie: