Also have killed APIs/Products that are extremely difficult to transition from with short notice. For example, they gave ~4 months for the Google Wallet for the web transition, and no data portability for businesses with users on subscriptions.

Stripe, for example, has a data portability clause that allows you to move card data to another payments processor that meets some compliance standards.

https://support.google.com/payments/merchant/answer/6107573?...