A simple wrapper around the i3 screen locker `i3lock`, which blurs the screen.
Lock the screen to a blurred screenshot of the current screen
Lock the screen and disable the unlock indicator (removes feedback on keypress)
$ blurlock --no-unlock-indicator
Lock the screen and don't hide the mouse pointer
$ blurlock --pointer [default]
Lock the screen and show the number of failed login attempts
$ blurlock --show-failed-attempts