Remove .imp files after the script has finished

In TARGIT Decision Suite 2022, 2022 Winter, the Scheduler service will remove the generated .imp file after it has finished processing the script.

Why is that?

We use the imp files for comparing what is deployed to a publish folder to an .improj project file to check if they are the same and also for executing an import script externally.

How does the method in this article comply, when the imp file is deleted? (https://community.targit.com/hc/en-us/articles/360017782058-Refresh-TARGIT-InMemory-Database)