You did that? Awesome
Either: Great minds.
Or: I stole your idea, subconsciously. I kinda sorta remember a checkerboard design I liked from the old board, maybe? Link me some pics if you have some posted. If I did appropriate it, my apologies. But it was an idea good enough to rip off
Or we could understand checkerboard patterns are not new. They sort of started on checkerboards.
That and I had it painted on the roof of my chrysler (inside) back in 1997, so, it was my idea you were stealing