I'd love to start using that super power tool with interchangeable heads from Black+Decker, but damn - it takes long time to recharge the batteries. I would rather stick to my knife and hand screwdriver. I'm so fast and efficient in using them.

If you're referring to initial open time, look into running the Emacs daemon (https://www.emacswiki.org/emacs/EmacsAsDaemon).

But Emacs lets you work faster