How do you describe types of music?

[kerosene]

Originally Posted by Undertoad

If the beat is 2-4 but not lazy, enforced at 120 beats per minute plus or minus 5, and incredibly rigid and heavily reinforced, it's disco.

Could the same be said about ska? Perhaps it is the "incredibly rigid and heavily reinforced" part that negates ska from that distinction. I always think of ska as a fast version of reggae (even though, technically, I believe it came before reggae in Jamaica.)