- tapes are still in use
- you can still buy optical discs in stores. They might be on the way out, but are still being produced and sold.
I would love to see the fax machine to go away. But many government agencies still say that fax is the only secure method to send data. Even though documents travel over VOIP lines and often kept in public areas.
It's depressing, isn't it? I wouldn't mind if fax was high-resolution, but most of the ones I'm unfortunate enough to see are a smeary mess.