I'm a big enthusiast of the Nim programming language and I want to know everything about the Nim programming language: from the architecture, the way it manages memory, everything!
3)
http://zevv.nl/nim-memory/ is an incredible resource. with seqsv2, destructors, and arc/orc, its in need of an update, but still highly recommended.
https://nim-lang.org/docs/destructors.html Destructors and Move Semantics for the more recent developments.