Your iPhone or iPad screen all of a sudden won't automatically change orientation from portrait to landscape mode when looking at your photos or watching a video when you turned it over? No biggie.
If you want you can turn any Microsoft PowerPoint presentation into a video so you can play the presentation on a computer that doesn't have Microsoft Office installed.
If you are mostly using only one resample image option when resizing images, then you can change the default option to the option you are using the most.
A bit longer Photoshop tutorial, but still very suitable for beginners, where you will learn how to carve a random text into human skin from scratch and make it look realistic.