Personally, the best decade for songs is the 70s. 80s is no 2 and 50s/60s/90s is no 3.

But that's just my preference lah.

Lately I have just been listening to 96.3 wrock compilations on YouTube. Some mixes were excellent while some are not so, especially when they throw in Tagalog songs in as well. But overall they're mixing lots of songs from 70s to 90s and it's a joy to just listen whatever they dish out