node-twitter sitestreams, http vs. https

gistfile1.js

var twitter = new require('twitter')({
        consumer_key: 'XXX',
        consumer_secret: 'XXX',
        access_token_key: 'XXX',
        access_token_secret: 'XXX',
        // sitestreams
        site_stream_base: 'https://betastream.twitter.com/2b'
    }),
    params = {
        follow: [ 4690301, 15352541 ],
        'with': 'followings'
    };

twitter.stream('site', params, function(stream) {
    stream.on('data', function(json) {
        console.log('JSON: ' + JSON.stringify(json).length);
    });

    setTimeout(function() {
        console.log('USER-INITIATED DISCONNECT');
        stream.destroy();
        console.log(require('util').inspect(stream));
    }, 7500);
});