The cURL vs Streams fallback

snippet.php

if (in_array('curl', get_loaded_extensions())) {
    $_http = new Services_Twilio_TinyHttp(
        "https://api.twilio.com",
        array("curlopts" => array(
            CURLOPT_USERAGENT => self::USER_AGENT,
            CURLOPT_HTTPHEADER => array('Accept-Charset: utf-8'),
            CURLOPT_CAINFO => dirname(__FILE__) . '/cacert.pem',
        ))
    );
} else {
    $_http = new Services_Twilio_HttpStream(
        "https://api.twilio.com",
        array(
            "http_options" => array(
                "http" => array(
                    "user_agent" => self::USER_AGENT,
                    "header" => "Accept-Charset: utf-8\r\n",
                ),
                "ssl" => array(
                    'verify_peer' => true,
                    'cafile' => dirname(__FILE__) . '/cacert.pem',
                    'verify_depth' => 5,
                ),
            ),
        )
    );
}