Yeah Lugia I think they're pretty much identical although not bananas... most advice I've seen for them though is to only stack 2 high - a chain works just as well as a star, but less mechanical strain on the sockets and on the stackcables... I don't think it hurts to stack 3, but I wouldn't want to go further...

"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