I've finally managed to narrow down the list of 50 albums down to 10, and I've taken one song from each album to form a top 10 of songs of 2008 (In no particular order). You can download it from here (MP3, 63.5MB). Have fun listening!

The songs:
Coldplay - Viva La Vida
The Killers - This Is Your Life
Sia - I Go To Sleep
Hello Saferide - I Wonder Who Is Like This One
Lykke Li - Hanging High
The Ting Tings - Be The One
Morcheeba - Riverbed
Charlotte Sometimes - How I Could Just Kill A Man
Adele - Tired
Emiliana Torrini - Birds