If this was the case, they should have communicated it.
As an iPhone 4 user, I chose not to upgrade to iPhone 5 when my contract expired because I feel like whatever gets released this coming year (5S/6) might not be compatible with iPhone 5 software wise.
As an iPhone 4 user, I chose not to upgrade to iPhone 5 when my contract expired because I feel like whatever gets released this coming year (5S/6) might not be compatible with iPhone 5 software wise.