well, the Cooltech WB75
is a spiral, but its a crappy little thing
(note that I modded it for better flow before testing)
performance-wise a big spiral will be ~ tha same as the other big labyrinths, in the above graph the TC-4
ahh, now I see that Chuki has a Maze2 - which version ?
(the first were very restrictive)
the Innovatek kit is a balanced systems approach to WCing
(typical Teutonic engn, I call the Rev.3 the 'BMW' of wbs)