Student or Learner
What does "the rest is the future" in red mean in the following context?
Search Inside Yourself has been taught in Google since 2007, benefiting hundreds of people..... It has become effective enough that we are now ready to "open source" it and make it accessible outside Google. This book is part of that effort.
Ant the rest, as they say, is the future.
Is this saying "nobody knows how the rest will turn out in the future"?