All cultivars of pineapple are, strictly speaking, sterile. They do not form seeds, but reproduce exclusively vegetatively, with the help of shoots. At the same time, if you cross them with wild varieties, the ability to reproduce by seeds in newly formed hybrids will be.
Pineapple does not continue to ripen after being picked, unlike most fruits. Bananas, for example, do become tastier if you pick them green and let them ripen in this form.
South American Indians have used the fiber of dense and tough pineapple leaves since ancient times for weaving mats and even making clothes. In the modern world, pineapple leaves, which are waste products, are used to make an environmentally friendly fabric, strong and durable.