There is no new news with the free first index at Google. Moreover, according to Google, they are not reluctant to move sites to the open opening index. As per various Twitter users, the places that are still not ready to be compatible with mobile phones are not being indexed yet. Hence, you do not need to panic if the website of yours is not prepared for the mobile first indexing. You have more time in your arsenal.
On the other hand, it is also interesting to note that Google has depicted signs that it is preparing webmasters and publishers to be adept at this transformation through a blog. However, there are speculations on the way individuals would react once the blog post comes out. It is also important to note that Google from time to time has stated that this process would commence at a snail’s pace.