You'll be able to find internal photos sometime in March 2023 here:
https://fccid.io/2A4DH-3426
No chance of a serial jailbreak on a Scribe that hasn't already been jailbroken and modified, very very unlikely that a bootrom level exploit will be found, moderate to good chance that a software level jailbreak will be found within a year due to the new (and more lucrative) bug bounty program for devices that Amazon opened last September.