There’s already no lock in of a transactional service like Lyft/Uber or Amazon/Walmart, besides a membership subscription. I buy from whichever vendor is cheape

There’s already no lock in of a transactional service like Lyft/Uber or Amazon/Walmart, besides a membership subscription. I buy from whichever vendor is cheaper unless a membership significantly changes the calculus. And if you have a membership subscription, then Siri or whoever isn’t going to change that.