Tumblrはログイン無しでも読み込める

gistfile1.txt

    NSData *data = [NSURLConnection sendSynchronousRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"http://tumblr.com"]]
                                         returningResponse:nil
                                                     error:nil];
    [data writeToFile:@"text.html" atomically:YES];