You would think getting a new DC is as easy as ordering up a damn burrito bowl from Chipotle.
The 24hr instantaneous sports news cycle has literally destroyed our ability to act like adults. As you said, let Heupel hire the right guy no matter how long it takes. Next season is going to be rough. It will be even tougher if he makes a bad hire because the fans are tired of waiting for updates.
If position coaches are taking a pass on the job, that is just further evidence of where we currently are as a program and we should all recalibrate our fan egos a bit.