Studies have failed repeatedly to show that humans perceive the objects created according to this ratio as better looking or more aesthetically pleasing than those that don't.
There is probably no harm in using it, but don't expect any benefit.
There was a great article debunking golden ratio woo linked from a comment here at some point in the past, and I can't find it for the life of me. I wish I still had it so I could send it to my designer friends that insist on using it everywhere.
LoL idk why the title to this made me laugh. It is exactly the sort of tech jargon that makes people who aren't techies think i'm speaking a foreign language in public.
There is probably no harm in using it, but don't expect any benefit.