But if Google introduces something new, there's a strong likelihood that it will be killed off in 18 months. Going with a new provider that has been around longer than that would be a much more logical idea.
Google has to slowly build better trust among customers, clearly. But “new provider” may sound like it’s logically obvious but the benefits of an established relationship goes deep into the complexities of businesses managing contracts and payment relationships. It’s a huge effort for random teams in big companies.