caffeine-indicator:tldr:2d87b

The "caffeine-indicator" command is a command-line tool that initiates or controls an indicator applet called "Caffeine" in Ubuntu or other Linux-based operating systems.

Caffeine is a tool/application that prevents the computer from going into sleep or screensaver mode automatically. It is commonly used when you want to temporarily keep your computer awake or active for a specific duration, such as when watching a movie or giving a presentation.

By running the "caffeine-indicator" command, you are launching the Caffeine indicator applet on your desktop. This applet typically appears as an icon in the system tray or menu bar, and when activated, it will prevent your computer from entering sleep mode until you manually deactivate it.

You can interact with the Caffeine indicator applet to enable or disable its functionality, customize the time duration for which the computer should remain awake, and preview the current status (whether the computer is prevented from going to sleep or not).

Overall, the "caffeine-indicator" command allows you to control and manage the Caffeine applet, ensuring that your computer remains awake when needed, without the need to manually adjust power settings or screensaver options.