I only want to use the batteries while I am in class taking notes, thats why I wanted the dual set up and maybe a third so I don't have to worry about it dying if I leave it on.
By what you have said, I have to get the dual battery set up to swap the second battery out while having one permanently placed inside. If I purchase another "Primary ...battery" from PCTorque, the one on their option page,...
I was planning on purchasing a 5690 with the dual battery set up, and a third battery to swap with the first. Would it be better to get a second hard drive or optical drive and just get another battery to exchange with the other two...