Crop mode, should you use it?

I've often seen YouTube influencers advise against using crop mode, but I completely disagree. As long as you understand a few key points—crop mode does not increase your lens's focal length, it reduces the resolution of your photos, and you might end anyway cropping the image when editing on your computer—there's no reason to avoid it. It does not make any difference in the image quality if you crop in your camera or in your computer. 

Here is a nice video talking about this.