Windows 10 to get disposable sandboxes for dodgy apps

https://arstechnica.com/staff/2018/08/windows-10-to-get-disposable-sandboxes-for-dodgy-apps/

What artefacts, if any, could this leave behind?
How widespread could usage of this feature become?

In my experience it's mostly the less technologically apt that get caught, particularly in IIoC jobs. So whether or not we see an increase of using this feature should be interesting.