Short answer: It is faster, organized, permanent, searchable, shareable across your computers, etc..
Long answer: You do not need to copy-paste all the time, you only paste. It allows to switch contents there and back quickly. Another big advantage is that it stores the entries for weeks and months. It collects the entries automatically. It is extremely easy and fast to find the individual entries. You can paste by double-clicking or keyboard shortcuts (Desktop version). It offers often used favorites and other tools. Often you are not aware now you will need some content in the future but Clipà.Vu saves it for you. Often it saves content you otherwise lose because the original program crashes. It enables clip ‘nicknaming’ to make it even easier identify and use. It supports images. It allows to share your clipboards across your computers and mobile devices. Etc, etc... please watch our intro video or read help to learn more.
Try it out yourself - you will get the idea very quickly!