Most of the time, yes.
But if you wanted a break from PC instead of internet, I can recommend workrave, it's built exactly for this purpose.
Cron job mostly serves to remind me to use internet as a tool, not as something that is constantly on. Building this awareness of how I am using it is immensely helpful.
Cron job mostly serves to remind me to use internet as a tool, not as something that is constantly on. Building this awareness of how I am using it is immensely helpful.