I think you meant to reply to the poster above.

I have exactly the same issue though, a full rack switch and nas that i can’t easily downsize to 10 inche dimensions.

I could probably just buy/build something that would fit but i can’t justify it at all.

Do you mean in the sense that there’s not enough competition/variety in the existing types of available tech or that there are types of tech that you can’t find at all?

both ?

It’s similar in etymology to mum’s the word iirc

remained private

A similar concept : https://solar.lowtechmagazine.com/