Was this a test? I’m not sure.
Inches enlarged to show texture.
Invalid strings can’t round trip through multiple encodings.
Because they do affect the top-level directory.
Though they shouldn’t if you know what’s good for you, but the compiler doesn’t know whether you know what’s good for you.
You can do it from the password change screen.
An opposing view from the VSTS team.
Some initial pattern recognition, followed by an ad-hoc tool.
It’s hidden as a strange sort of system metric.
Tweaking the algorithm.