That is the very problem with ML, it comes up with answers but provides no insight as to how. For example, you teach a vision ML to detect balls of various col

That is the very problem with ML, it comes up with answers but provides no insight as to how. For example, you teach a vision ML to detect balls of various colours in pictures, then give it pictures of battleships - it might see the bubbles in the wake as balls, but won't tell you there is a great big hulking grey thing in the picture. Escrow arrangements are common to protect clients from software vendors going bust.