I would add the problem of long term archiving - both as the physical medium and file formats into this. Will my jpgs be accessible 50 years dpwn the line? If y

I would add the problem of long term archiving - both as the physical medium and file formats into this. Will my jpgs be accessible 50 years dpwn the line? If yes, who will remember and have the equipment to read 100gb blu-ray mdisc?