||Obscure, as in 300zx and z32 are not in the URL/name (twinturbo.net). Plus, folks these days seem to default to social media platforms. Making this even less broadly known? Until you actually spend time on the site, and realize it is the source of all things z32.
And to clarify, consider obscurity to be a plus. Less noise, more signal. From the most knowledgeable/experienced of the Z32s. (An assumption made without having frequented the alternative venues...)
Any case... A well kept "secret", that is not so secret!