The game is cool, but it will be pleasant if the game will reward players with achievements after completion of all levels of a biome. It also will help to understand how many players have completed the whole game.

That's all, sorry. (I'm excited for this one) edit: I bought it, it's really, really good!

In Desert 29, I'm unable to make a sharp turn at the bottom-right. Is this intentional?

When using the WASD control scheme (which is supported by default along with the arrow keys), it's much more natural to use the space key for confirmation than the enter key. However, while the movement controls allow two keys for binding, "enter level" and "select" only allow one key. I think it should allow two, and the default should be both Enter and "space". I'm also not clear about the benefits of having a separate keybinding option for "Enter Level" and "Select". Is there a practical reason to wan...

It would be neat if the credits were interactive, or if the cactus was somehow included in the credits. Such as moving the developer titles around, or going to them. Tell me what you think of this idea :D