The "average developer" probably shouldn't go. If you're a dev shop, send your best, send the ones that stand to gain the most. Anyone who's curious can always

The "average developer" probably shouldn't go. If you're a dev shop, send your best, send the ones that stand to gain the most. Anyone who's curious can always watch the material afterwards. They gain little benefit from interfacing with engineers if they don't have an application they're working on.