there's a list of eurorack shops world wide in the stickies of the eurorack forum on modwiggler.com

it's not 100% complete, but it's pretty good

"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