public static function image($sEmail, $iSize = null, $sDefaultImage = null, $sRating = null, $sExtension = null, $bForceDefault = false)
    {
        $gravatarImage = (new Image())
            ->setEmail($sEmail)
            ->setSize($iSize)
            ->setDefaultImage($sDefaultImage, $bForceDefault)
            ->setMaxRating($sRating)
            ->setExtension($sExtension);

        return $gravatarImage;
    }