Without battery life, there is no wifi. Without wifi, there is no....life. And other dependencies.
Is that book on Amazon available at your local library for free? Find out with the Library Extension.
Have these books have saved me, or ruined me? I'll never write or read a book the same way ever again.
Getting through writer's block can be ugly, awkward, frustrating, painful or embarrassing before it's effective.
"Research" is like being distracted by the same misdirections, multiple choices, dead-ends and mud that plague real-life corn maze explorers.