Stops windows computer from going to sleep. Handy for corporate machines which has automatic sleep enabled by the admin, and changing the settings doesn't work. Run the script with PowerShell ISE and enjoy.

Caffeine.ps1

$i = 0

while ($true) {
   [System.Windows.Forms.SendKeys]::SendWait("{F5}")
   Start-Sleep -s 60

   $i++;
   $text = ""

   if ($i -eq 1) {
        $text = "minute has"
   } else {
        $text = "minutes have"
   }

   echo "$i $text passed"
}