If you can tell me or what the user is trying to achieve by downloading it, I can draft a feature spotlight, a technical implementation guide, or a marketing blurb for you.
Is this related to a popular community download or a specific software version?
To give you a great feature write-up, I need a little more context on what refers to. Usually, a "950K rar" could mean a few different things depending on your project:
What is the of this download for your users?
Are you building a feature that optimizes large datasets down to a 950KB (0.95MB) archive?