You may receive an error message when sending PMs at the moment. The message you're trying to send has been sent and if you refresh your screen, you will see it. Otherwise you may get many repeated messages. We're working on this!
I don't know how my PC is doing this, but I get different, beautiful shots of nature on my desktop. They're so brilliant, I hate to have my files taking up the space. So far I must've had 15 various pictures. Keep 'em coming, I say.