People have different ways of looking at and writing about music.
A formal mission statement from Hornby
"One can only presume that the people who say that their very favourite record of all time reminds them of their honeymoon in Corsica, or their family Chihuahua, don't actually like music very much. I wanted mostly to write about what it was in these songs that made me love them, not what I brought to the songs."
One facet of the fan/band perspective:
the theory on bands and the internet