IFDB now has a facility to let people poll members for game suggestions — a neat feature, which will let us hang on to the results of those periodic requests people make on RGIF, instead of seeing all that good advice vanish back into the ether.
I’ve started one myself, on games with accurate real-world settings. But check it out — this could be a valuable tool if you’re looking to do research on some particular aspect of interactive fiction that isn’t already tagged in any database.
Emily Short's Interactive Storytelling 