At present, the result of any effort of a private company is an economic gain. Selection/genetic engineering/other must ultimately bring revenue to the company. Therefore, it is necessary to convince the target audience that it is safe to sit on the product, if the product is single-use, then even a blind idiot will see the benefit. Therefore, the seeds are specially made to blossom well, but do not leave offspring so that the client comes back again. Nothing personal, just business.

Well, that is, the mule, the enduring and very popular cattle, which is a hybrid of F1 horses and donkeys, specifically made fruitless for the sake of business? Knowledge of biology and economics, you made my day!