First reason: It is very good, It has a comfortable handle, BUT some plastic fasteners are limits bobo, slides limits are not at all fluids in their shifts I not tell you for setting it ..
Second reason: The setting you make, you'll be in the galley. Sure you're thinking yes I'd go watch some tutorials, there is no miracle it takes considerable time to adjust the steadicam. But above all you will need lots of patience, because the slightest mistake will be fatal.
So if you have the utility, you want to make videos with movements so yes it WILL ALWAYS BETTER THAN film by hand. BUT say goodbye to your grip since it's going to take very expensive (the weight of steadicam + weight + the camera + lens!). If you hold more than 5 minutes, you can be proud of you. I quickly understood why they invented the vest that goes with ..
If you are patient, you need absolutely movements of your videos, and you have a good handful, it Steadycam is for you. For others, go your way.