This project is still alive, I just got distracted by life and also because I started another project to test the chips I'd bought from eBay and AliExpress as I was a bit doubtful about them.

The other project is an integrated circuit tester that has the uncommon feature that it can also detect tristate outputs. https://hackaday.io/project/169707-integrated-circuit-tester-tristate-too

Back soon on SPAM-1 !