at least you are allowed (i assume) to check HN every now and then during office/work hours? There is always worse :)
* Tests are running.
* long-running scripts are running.
* Code is compiling.
* Database is importing.
* Files are copying.
* etc
Thank goodness for this site and a few others.
* docker build -t whatever -f some/Dockerfile .
* aws cloudformation update-stack ...