

Analog, and what really matters for analog signal is if the wire carries load or not.
Like a phono cable from a record player or a analog signal cable from an old sound card matters, but it doesn’t matter how you send the amplified signal to the passive speakers.
This means if you have a HDMI cable going into a decent AVR and speaker cables coming out, you basically can’t do anything wrong.


Radioactive waste storage.
I do think that goal power plants need to be turned off before nuclear ones, but neither is sustainable.