The game now is playable in full HD and adds cross-platform support (Linux/OSX), the art assets are now in 1440p! If you have a compatible display, you will be able take full advantage of the newly remastered art at double the original version's resolution.
If you're using a 1080p or lower resolution display, don't worry. The game will still run at the original 720p or 1080p without losing any visual fidelity.
This has been a free upgrade to all current and new customers.
If you want to finish the game on the older engine, please opt in to the krkr_old branch and you should be able to load from the older engine and finish the game there.