>>2
You need https://www.7-zip.org/ to open 7z archives. I redownloaded it to check that it works, it did.
There are like 500 thumbnails in it, I'm not entering captcha 500 times to post all of those one by one, no sir.

>>3
A 30 minute video with static image and quiet background noise that you can potentially call music. I'll listen to this eventually, doesn't sound too bad so far, sounds like a good soundtrack to quietly go insane to.