Shortcode generator plugins are very useful for presenting your website content in a better and more beautiful way. For example: Instead of using simple bullets and numbering, you can use some icon based lists. You can make inpost headings more beautiful, you can frame your post images, add pull quotes, slideshows, make responsive embeds and there are tons of more options, a shortcode plugin provides you.
Displaying page siblings means showing the hierarchy of pages, their sub pages inside content. There are many ways of displaying page siblings like generally users use bullets and numbering option and manually create the list of sibling pages.
Loop playing a YouTube video means causing the video player to play the initial video again and again. Hence, it doesn’t shows you any related videos at the end but instead it plays the same video file again.
You might have seen folks on Internet saying that Premium WordPress Themes are much better than free ones, they are right up to some extent because almost all premium themes gives you more features and options but you can have all those premium theme features free of cost. This is really possible, read this tutorial and know how.