You might want to reduce the number of parallel connections to two (seems to be working fine on my end). The server bans IPs with too many connections at once:
The other videos are still online, but not available right now until traffic for the current videos has gone down. Once all of us finished choking the server all videos should be available again. This has happened in the past as well:
While using it, I decided I needed one more feature: Placing the XNode on the cursor so I could drop it on a BD.
Here'e the latest version.
XNode Editor.zip