Or better yet, Heroku should offer an add-on "instant failover" service that, for a premium of course, offers a package for multi-site (or, knowing they're 100%

Or better yet, Heroku should offer an add-on "instant failover" service that, for a premium of course, offers a package for multi-site (or, knowing they're 100% AWS, multi-datacenter) deployment with all of the best practices, etc. Seems like a logical next step for them (or a competitor) given the recent spate of outages.