In this case, [Mika] wanted to resurrect the battery from his IBM Thinkpad T40 ... We’ve seen similar cell replacement for power tools, like a Dremel or a Makita drill.

With its redesign of the popular ThinkPad ... battery life juggernaut that it once was. But when it comes to battery life, with the Gen 9 update, the X1 Carbon is back. For the ninth-gen model ...