These days microservices are often pursued because tech giants like Uber and Twitter use them. Adam Drake argues that your startup probably doesn't need them and that they should only be used when your monolith gets so complex making the app more modular won’t cut it.
Google is making it even easier for developers wishing to implement OpenID with the OAuth. Google has announced that developers can now utilize a "Hybrid Protocol" that combines the OpenID federated login with the OAuth authorization process. The new OpenID OAuth extension makes it easier for developers to implement OAuth through initial authentication using OpenID. According to Yariv Adan on the Google Data APIs Blog: