Stick them on a wall like an artpiece

Live action reboot of ReBoot

Why would anyone bother making 1.4 MB diaks

Eat it

Your should install Lady Sia, a game published by TDK on it

Flopp flopp flopp flooooooooopp

Write MP3s to them and use them to play one song in a modern car.

(I saw a video of someone playing a clip of music using a USB floppy drive)

Kind of hard to give right answers to something that time has rendered utterly useless. I guess you could sell it as an antique

Throw them around your office like frisbees.

Copy them

Zip tie them into a 2x1 rectangular box with a flip top lid. A drill may be needed.

Oh, man. This brings me back to my Amiga 500 days. So slow to load, but I loved that thing. Wish I hadn't sold it.

Store your important data on them.