There was literally no slowdown or lag.
Similarly, editing our freshly taken selfie to place us on a beautiful beach was fast and easy.
We did the same with a stock image, placing a cloudy background behind a person at a desk.

Surface Pro and Surface on a table at the Microsoft event in Los Angeles.Lifewire / Rob LeFebvre
We also sat down at a couple of Surface laptops to use, well, Microsoft Paint.
Again, it was fast, easy, and everyone’s gonna want to play with this.
The hardware was similarly spectacular, and this is coming from a Mac guy.

Cutting out a video background in CapCut.Lifewire / Rob LeFebvre
It was pretty cool looking.

My drawing and the resulting AI-generated image.Lifewire / Rob LeFebvre