>This seems like an odd use of 'unprecedented' so then, what was the precedent in an earlier generation of iPhones where a new set of chips was designed and de

>This seems like an odd use of 'unprecedented' so then, what was the precedent in an earlier generation of iPhones where a new set of chips was designed and developed which could be marketed as a leap in performance, but shortly before committing to manufacture they were forced to abandon the plan and roll back to the chips of a previous iPhone generation, leaving marketing with no performance boost to trumpet, especially in the context where the previous generation was also considered a disappointingly marginal improvement over its predecessor?