I’m new to this forum. Regarding your request for an easy-to-use video editor, I recommend trying out the online YouTube Video Editor https://www.movavi.com/youtube-video-editor-online.html. It’s a great tool that can help you quickly and easily cut scenes and merge videos together. With the online YouTube Video Editor, you can use the timer to cut scenes just as you mentioned in your post, which makes the editing process much faster and more efficient. Plus, it’s all done online, so you don’t have to worry about downloading any software. Best of luck with your video editing endeavors!