Run Command on Idle - Linux TMUX

set -g lock-after-time 10 set -g lock-command "/usr/bin/cmatrix -C blue"

NAME tmux — terminal multiplexer DESCRIPTION tmux is a terminal multiplexer: it enables a number of terminals to be created, accessed, and con‐ trolled from a single screen. tmux may be detached from a screen and continue running in the back‐ ground, then later reattached. ... https://www.youtube.com/watch?v=s0T82aJn1DQ