[jordic]

If isn't opensource You can't trust it.

[corobo]

In that case you wouldn't be using Windows at all then, issue resolved.

[jordic]

So clever... but how you know that this software is not some kind of adware... (Super Ugly things, on this kind of tools... )

[SippinLean]

I can look at my network traffic though. It also tells you exactly what registry keys or HOSTS entries are being added, which you can verify.

[jodrellblank]

Nonsense.

If it is open source, that doesn't make it automatically trustworthy. If it isn't open source, you can trust it as much as you trust the author(s). Open source and trust are separate things.

[LeoPanthera]

Windows 10 is not open source.