literally watched dan's head try to confabulate past dates of what i firmly told him i have documentary proof of.
Discussion
another reason for photography is the exif data
[Exchangeable image file format (officially Exif, according to JEIDA/JEITA/CIPA specifications) is a standard that specifies formats for images, sound, & ancillary tags used by digital cameras (including smartphones), scanners & other systems handling image & sound files recorded by digital cameras.)]