As a fellow amateur game dev, nice job!
Unfortunately, I (and likely many others on HN) am pretty sign-up adverse, and since this game seems like it should be perfectly playable 100% client-side, I think this is going to really hurt adoption.
Unfortunately, I (and likely many others on HN) am pretty sign-up adverse, and since this game seems like it should be perfectly playable 100% client-side, I think this is going to really hurt adoption.