[…] In this book, the alternate world branched off fifteen years ago when Jason faced a decision: to continue the relationship and build a family with Daniela or to continue his work as a scientist and make a breakthrough. I always play the “What if” game, what if I did this, what if that happened. In the end of the game I always tell myself, at least somewhere in the multiverse a version of me will get what he wanted. In life there is no do-overs – there are no time machines, yet — but it is harmless to dream once in a while. …