Playing on 2.1.4 I shift right clicked an empty ME Block Container from extra cells and it crashed my game and corrupted my world backup wasn't too far behind so that's good but I would avoid using the block container for a bit
Ceramic clay recipe gets overridden by the porcelain clay recipe so the interior decorator quest isn't possible to complete. Also cant seem to craft the correct white stained glass. FYI the forestry one didn't work