If people are increasingly likely to trade in their phones, rather than just putting their old ones in a box, then the difference in value becomes an even more

If people are increasingly likely to trade in their phones, rather than just putting their old ones in a box, then the difference in value becomes an even more relevant concern. It's difficult to imagine the 5c having within $100 of the trade in value of the 5s in a couple years, and therefore little chance of making sense, even if you think a 4% discount on the two-year TCO matters. (approximately $2500 vs $2600)