The Instagram android app was last updated 4 days ago, Facebook 5 days ago.
They could do similar automated updates to the apps, including publishing them, but they've clearly chosen the path of test thoroughly first, then release.
They could do similar automated updates to the apps, including publishing them, but they've clearly chosen the path of test thoroughly first, then release.
A web app can be released multiple times an hour if the business has confidence in its automated tests and release plan.