seems like a nice game so far, but can't seem to use mouse to control the movements?

i started it up the first time only to discover that it doesn't _do_ anything. Clicking anywhere does nothing at all. Given the word "swipe" in the game's description i rather assumed i'd be using my mouse like a finger and swiping tiles around. Nope. The mouse does nothing. It was only when, out of frustration, i started randomly tapping keys, that i discovered that the arrow keys are used instead of the mouse. The intro screen would benefit tremendously from a line of text to the effect of "use the arr...

Hi, I've just started playing the game and have been enjoying it, but I don't fully understand the difference between the 3 game modes. Can someone explain it a bit, please? Also, how do you unlock new characters?

anyway to save the current progress after quiting?

... to WASD, IJKL or HJKL or whatever. It's sort of awkward playing this game on a laptop with one hand on the far-right side of the device, especially on trains or in bed. Is at most an hour of work.