I posted to my blog a set of 6 experiments that led to a pretty strong design for printing linked parts...
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www.mkrclub.com] (fwiw, my blog is not a business, has no ads, and is just a journal of my #maker and #3dprinting projects that I share)
I haven't posted the (final) model anywhere else - but this forum seemed like a great place for it for those of you who want it - attached in STL format along with a pic