Nice presentation style: good introduction, motivation explained well, etc. 
Dude, you can sell this! 
This needs some serious design attention – but – this roxxx.

Haha, I keep cutting people off–sorry!  I like your data idea!  And it’s extremely useful.  I think I may use your project instead of travelocity when I need to find places to travel.  Very nice!  One thing though–maybe include some filters, like, maximum price or time windows mayhaps? 🙂 Yeah, snipe a map from someplace else (no offense to your tracing skills, mine are probably worse than yours xP)  -Amanda

the idea is so cool. how were cities chosen…

Yay Ruby. MAX Yep. obv.

Nice Design, useful. Wher is africa and south america?

i want this info vis to be available to me always

Simple idea yet it works so well!

You should send this to Kayak so they can pay you for it. -MH

It also helps answer a common question of “Gee, you know, flying to is cheaper than you think ‘these days'”. In that sense, this data has some pop culture value. -SB