> It's a design decision to use proprietary batteries that are difficult to change by consumers and can't be easily manufactured by third parties. I’m honestly

> It's a design decision to use proprietary batteries that are difficult to change by consumers and can't be easily manufactured by third parties. I’m honestly curious… has this ever been proven? It’s decent -and common assertion/speculation. But I’m curious if there has ever been a high level ex engineer, or court document, or something that just states clearly “yes, a primary/convincing motivation to move to internal batteries was because of increased lock in revenue”?