I wouldn't let it worry you. It is usually only the more well-known games that get a lot of follow-up posts in Reader Reviews. Whilst this does sound like an interesting little game, it is probably a bit obscure for many.
As for the content, I think you've hit all the main points. Could use a bit of polish and I'd be keen on a bit more detail in places but not bad for a first try.
Have you read through any of the site reviews? The sterling work of our editor-in-chief ensures they are polished productions and they may help if you fancy trying again.
This one might be a good one to start with.
