* the control hints were too hard to read (15" MacBook), but no matter, it was pretty easy to work out anyway.
* it was too easy (and slow) at the beginning but quickly got too hard
* then I realised you can move and rotate the current block while paused, which makes it too easy as a game but still somewhat satisfying as a puzzle
* but frustratingly you can't rotate the camera when paused, which seems odd
* also the move controls don't adjust to the camera angle, so they sometimes work sidewards or backwards, which is confusing
* took me a while to work out what the hammer does
* the music is suitably hypnotic
It's built in Unity, and hosted in GCP Cloud Storage (Mainly because it's the easiest way to use Google's CDN for edge caching).
The source code is at https://github.com/haydnbannister/blocking if anyone's interested.