system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: What exactly is Lo-fi?

I like the music, but don’t really understand the definition that it gives when you google it or whatever.
gpt
It stands for "low fidelity" where the audio quality is lower than normal and perhaps some audio effects from the production can be heard. It is in contrast to "hi-fi" or high fidelity where the audio quality is supposed to be pristine.