UnanimousCoward's Journal: ./ API revisited

I sent an email to Taco suggesting an option for viewing posts by userid. His response:

I don't understand why anyone would want that beyond a novelty.

That got me thinking about the idea of a /. API that was thrown around here, mostly to boos and catcalls.
Well, if there were a /. API, I'd be able to waste my own time implementing something stupid...