Photo Creative Commons by Ivan Zuber
You cannot tell how a record will sound by looking at the cover art, reading the list of musicians, or checking out which studio it was recorded at or when. The only way to know is to put it onto a turntable, put the needle on it and listen to it, however briefly.
Just because "everyone likes it" doesn't mean that it's right for you.
If someone tells you that something sucks (or is fantastic) without offering a solid, rational explanation, that's proof that you need to check it out for yourself.
Oldies radio reminds us that a little nostalgia can be fun, but living in the distant past isn’t good for you.
You can hear something that everybody's raving about and wonder what the big deal is. You can hear something that everyone makes fun of and not think it's so bad.
The mainstream is like an 8-lane highway; big, straight, flat, efficient and predictable. And it seldom goes anyplace interesting. Cultural side roads can be much harder to navigate, but you'll probably find much more interesting and rewarding experiences on them.