Pizza Hut's AI system caused 'cascading' problems and $100M in damages, franchisee alleges in new suit
(www.businessinsider.com)
Money. They started by having their own delivery, but 3rd party delivery service became so big it cannibalise their market so they have to use said 3rd party delivery service because that's where the people are, then they gut their own delivery service. It's not all their fault, seeing how difficult to run an FNB these day, more so with franchise, they just simply adapt to the situation.