Customer "inertia" or "lock-in" might be better terms to describe what the company is looking for in an acquisition.
Their ideal customer may well be someone who's forgotten they have a subscription on credit card auto-pay.
Most things with royalties (oil fields, songs) work like this.
> Speaking to TechCrunch, co-founder and chief product officer Matteo Danieli said some of the scrutiny was due to the fact that products such as Evernote were genuinely loved by their users. But he said that despite all the changes, customer retention has been “remarkably stable.”
Ah yes. In other news, the prison population size is also remarkably stable.