powershell-loop.ps1

keep busy to avoid becoming idle

while($true)
{
    Sleep 20
    $wshell = New-Object -ComObject wscript.shell;
    $wshell.AppActivate('C:\WINDOWS\system32\cmd.exe')
    Sleep 1
    $wshell.SendKeys('s')

    $promptStringStart = (Get-Date).ToLongDateString() +" - "+ (Get-Date).ToLongTimeString() + " running... "
    Write-Host $promptStringStart -NoNewLine -ForegroundColor Green
    Write-Host $promptStringEnd -NoNewLine -ForegroundColor Green
}