The innovator's dilemma is one of my all-time favourite books. The author Clayton Christensen not only untangled the complicated field of long-term innovation and why so many companies are missing the boat but also presents several examples in an entertaining format.
His other significant contribution is the term "Jobs-To-Be-Done" (JTBD) which is a separate topic on its own.
The video in the links touches upon both of them.
But that's not the reason I share it.
Please watch this video and listen to how prophetic he sounds about Google _at_ Google.
Watch it on Youtube at “Talks at Google”: https://www.youtube.com/watch?v=rHdS_4GsKmg