I tend to play under the idea that every mod worth being in a pack should be focused on enhancing the players gameplay experience; not simply making things more tedious to be 'harder' so that you can afford the time and effort to make a machine that builds other machines from the same mod...
I have similar experiences.
My tesseracts seem to be 'losing focus'.
Let me explain the two situations first to give context.
The first tesseract setup has an overworld quarry item conduited to a chest as a temp store that is then piped into the 'set to send items & recieve energy only on freq...
Tesseract across dimensions using Ender IO Conduit to energy cell does not move energy. whereas a local tesseract to tesseract system using the exact same components works just fine.
Only noticed it broke at ver 1.4 of the direwolf20 1.7.10 pack.
What's the one which adds the stupid skeletons spawning in the end. troll mobs in the end makes retrieving your gear from the gravestones impossible in the air.
Operating System, bit type: Vista Ultimate 64 / Windows7 Ultimate 64bit
Java version/update, bit type: 7
Anti-malware software: none intruding
Location you're downloading from: Australia
Launcher version: the one for 1.6.4 (Very Latest)
Completed the troubleshooting guide (y/n): Y
Console log...
You want idea's that you can use how bout 'Beast Shock: Infinitium' (noteably a take on the bioshock series) a 5 player map based squarely under water where you have to split up into different section to complete components required by 'the beast' to create vital systems for example to stop...