No disrespect to Cubano but I prefer seeded on everything be it sapodilla, grapes, watermelon etc etc. Fruits without seeds are too highly bred and tampered with and don't taste as good. There are thousands more people breeding seedless grapes and watermelons, there is big money in it. Not nearly as many breeding seedless sapodilla so it is more likely to be a decent product. There are seeds in every seedless fruit. It is just that they are so tiny you don't notice.
"The fruit of seedless grapes is smaller than normal because seeds produce the plant hormone gibberellin, which causes fruit enlargement. Most commercial ..."
http://en.wikipedia.org/wiki/Seedless_fruitA seedless fruit is a fruit developed to possess no mature seeds. As consumption of seedless fruits is generally easier and more convenient, they are considered commercially valuable.