A "one month GUI challenge" would be interesting ... I'm not sure I could do it though. Would we exclude interactions with remote servers? If I use a GUI editor to create Ansible playbooks that are run against a server farm, that feels a bit like cheating.
The example in your article was great (sort) - what other tools can't you live without on the CLI? Here are a few of my favorites:
- unique
- sed
- grep
- wc