WiggleSend.ps1

function WiggleSend
{
    param(
        [string] $InputObject
    )

    Add-Type -Assembly System.Windows.Forms

    Write-Host "Position the mouse to the left hand side of the screen"
    Start-Sleep -Seconds 10
    $currentPosition = [Windows.Forms.Cursor]::Position

    $InputObject = $InputObject + [char]3
    foreach($char in $InputObject.ToCharArray())
    {
        $charOffset = [int] $char

        [Windows.Forms.Cursor]::Position = New-Object Drawing.Point ($currentPosition.X + ($charOffset * 3)),$currentPosition.Y
        Start-Sleep -m 50
        [Windows.Forms.Cursor]::Position = $currentPosition
        Start-Sleep -m 50
    }
}

function WiggleReceive
{
    Add-Type -Assembly System.Windows.Forms

    Start-Sleep -Seconds 10
    $currentPosition = [Windows.Forms.Cursor]::Position.X

    $baseX = $currentPosition
    $lastX = $baseX

    $sb = New-Object System.Text.StringBuilder

    while($true)
    {
        $currentPosition = [Windows.Forms.Cursor]::Position.X
        if($currentPosition -ne $lastX)
        {
            if($currentPosition -ne $baseX)
            {
                $result = [int] (($currentPosition - $baseX) / 3)
                if($result -eq 3)
                {
                    return $sb.ToString()
                }
                else
                {
                    $null = $sb.Append([char] $result)
                }

            }
            $lastX = $currentPosition
        }
    }
}