That is an interesting review—mostly because it doesn’t actually contain a review. What you’ve posted looks like:
However, it is crucial to note that a "Portable" release of Blue Iris is not an official version from Perspective Software. The official installer for Blue Iris integrates deeply with the Windows operating system, installing core drivers for camera feeds and registering background services to ensure consistent operation. Blue Iris 5.3.8.17 -x64--ENG--Portable-