(Despite the comment clearly being flamewar bait...) Most of the other comments are correctly suggesting to just not exit emacs. Something opening slowly once

(Despite the comment clearly being flamewar bait...) Most of the other comments are correctly suggesting to just not exit emacs. Something opening slowly once at the beginning of a long workflow is hardly an issue. If you must open something quickly over and over again, being proficient in a secondary lightweight editor like vim wouldn't be a bad suggestion.