It is surprisingly difficulty to produce hex tiles that line up perfectly. Here is an example of a scrambled grid, showing variations in the spacing of the hex grid itself.
![](http://www.polyomino.com/wp-content/uploads/2019/05/arcopoly-grid-glitches.png)
As a puzzle it looks good, but at the detail level the grid does not line up. Here is the final result once solved.
![](http://www.polyomino.com/wp-content/uploads/2019/05/arcopoly-hex-grid.png)
Again there are obvious glitches at the places where paths join. Right now I don’t know how to fix that.