"Installation successful"—but it doesn't work: 10 places where things go wrong silently between "installing" and "running" a package

Both pip install and pnpm add finished with success on the last line. The names are in the lock file, too. Yet, when I run it ...
xenospectrum

Python 3.15 Makes UTF-8 the Default, Easing Windows Text Issues — but Legacy Code Needs a Check

Python 3.15's UTF-8 default reduces environment-dependent behavior when no encoding is specified. We look at what it means ...