Did you know that you can swiftly jump to the last opened file with ⌃⇥+? (macOS) / Ctrl+Tab+? (Windows/Linux). And, if you hold ⌃ (macOS) / Ctrl (Windows/Linux) and press ⇥ (macOS) / Tab (Windows/Linux), you'll see the Switcher popup which you can use for jumping between tool windows and other recently opened files, also with ⇥ (macOS) / Tab (Windows/Linux).