<span>The eggs that a woman has are the same age as her. For example, a 50 year old woman has 50 year old eggs. Men's sperm is made every 2 months or so, so it is not as old as the eggs. This increase in age increases the chances in mutations such as aneuploidy.</span>
This exemplifies musical intelligence.
According to Howard Gardener, there isn't only one type of intelligence, but actually 9 of them. These comprise naturalist, musical, logical-mathematical, existential, interpersonal, bodily-kinesthetic, linguistic, intra-personal, and spatial intelligence. Given that he is good with music, he has musical intelligence. One person can have numerous, if not all of these intelligences.