Chris Rice's suggestion for to-hit rolls

[zot]

Originally Posted by Skarg

This has the same balance benefit of the original system (+1 effect per +1 improvement), but a weird artifact that half the people are worse at defending than they are at attacking, but others aren't, and whether they are not changes when they improve their adjDX.

It feels that way but that's not really true because the result is exactly the same as your system when you apply the adjustment (-1 attack if both are odd)... Strange, isn't it?