I think the Korg FS 2600s are unobtanium

really a 9u case is not that big 3u is about 13,5cm

make sure you get a case with decent handles and a lid and you will be good to go (doepfer briefcase stye for example) - unless you are expecting the modular to be portable by small children

"some of the best base-level info to remember can be found in Jim's sigfile" @Lugia

Utility modules are the dull polish that makes the shiny modules actually shine!!!

sound sources < sound modifiers < modulation sources < utilities