While neat technically speaking, I unfortunately can't say the result is acceptable for any kind of professional work, in my opinion. For example, take a close look at the iPhone X in the "Device Library" list, the device and "notch" borders are butchered beyond recognition. A key component of the iPhone X's brand are the particular rounded corners used for the notch, and if the point of this project is to closely em…
A demo isn't the product. Sometimes little details matter. Sometimes they don't. It depends on who is selling what to who...when. The rounded corners all matter if the sales pitch hinges on design. Simulating an iPhone X matters less if the pitch is earlier and about basic function. What and how much to include in a demo varies. Most of it is between pitch perfect simulation and nothing.