Sometimes you paste a text from somewhere, and it’s all upper case, and you want to make it normal case

In some cases an app on your Mac would hang: the mouse cursor would turn into a spinning beach ball, and the app would ignore all clicks and key presses...

Reminders is one of buggiest apps Apple has ever made. Sometimes it forgets to remind, sometimes it reminds twice

Wow! Finder in Sierra has finally learnt to put folders on top

People often draw lines to separate things. They should, instead, move the things apart

Let’s say you’ve right-clicked the Mail.app’s dock icon and want to write a new mail

Watch this video. I am almost as excited about the stuff they show as the audience

Sometimes the sudo command stops working for reasons beyond human understanding. When you try to sudo anything, it says

What else?

John Siracusa in the review