I remember in the mid 90s a fellow intern scratching his head about why a short video clip he'd emailed to his school hadn't made it through - it eventually did

I remember in the mid 90s a fellow intern scratching his head about why a short video clip he'd emailed to his school hadn't made it through - it eventually did, but took about 36 hours to send through the local OpenMail -> internet gateway. Every other email out the door did as well.