Script to subtly move the mouse one pixel on an interval in alternating directions.

move-me.ps1

[CmdletBinding()]
Param()
Add-Type -AssemblyName System.Windows.Forms

Function WaitForKey {
  Write-Host 'Press any key to continue...'
  [void]$host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown")
}

$MAX_MINS = 1440 # Max time in minutes this script can execute
$SLEEP_SECS = 300 # How long in seconds to wait before moving the mouse again

$pix_move = 1
$start_time = Get-Date

Write-Host "This script will terminate in ${MAX_MINS} minute(s)"

try {
  while( $True ) {
    Write-Verbose 'Moving cursor...'

    $currentPosition = [System.Windows.Forms.Cursor]::Position
    [System.Windows.Forms.Cursor]::Position = `
      New-Object System.Drawing.Point( ( ( $currentPosition.X ) + $pix_move ), `
        $currentPosition.Y )

    if ( $start_time.AddMinutes( $MAX_MINS ) -le ( Get-Date ) ) {
      Write-Verbose "Limit of ${MAX_MINS} has been reached. Exiting..."
      WaitForKey

      # Exit cleanly
      exit 0
    }
    $pix_move *= -1

    Write-Verbose "Sleeping for ${SLEEP_SECS} second(s)..."
    sleep -s $SLEEP_SECS
  }
} catch {
  Write-Error $_
  WaitForKey
}