The `https://lksz.me/pwsz` actually points to the [`Setup-Profile.ps1`](base/Setup-Profile.ps1) script, which means, that after you have the `Scripts` directory setup, you can call `Setup-Profile` to update the `$PROFILE` after the `Setup-Profile.ps1` has been modified (or updated via `git pull`).
The key here is `$sfw=1`, which can be substitued with the more verbose `$SetupFromWeb=1`, this let's the [`Setup-Profile`](base/Setup-Profile.ps1) script know to just load it's content, but allow you to manually call it's internal function via `_setup`