Warning: this hint only applies to very old Mac systems!
To turn menu clock off (whether it is "Superclock" or the one built-in to System 7.5) hold down the option key and click on the clock display. To turn it back on again just option-click where the clock would normally be.
I usually write a blog post about once a week. The latest post can be viewed here: Confidence vs Competence: Forget confidence, give me competence instead! (posted 2024-09-10 at 21:26:31). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2024-08-22 Stirring Up Trouble: Let's just get every view out there and fairly debate them..