Fixing the TPM is hard because taping out semiconductors at scale is not yet facile [1] and there's also still a proprietary PDK in the way of 'traditional' man

Fixing the TPM is hard because taping out semiconductors at scale is not yet facile [1] and there's also still a proprietary PDK in the way of 'traditional' manufacturing [2]. The article submarines [3], which looks very interesting. I do wonder how the Lattice iCE40 will fare under fault injection and just how many grams of epoxy you'll need to stick to it. [1] https://atomicsemi.com/ https://atomicsemi.com/ [2] https://www.bunniestudios.com/blog/?p=6606 https://www.bunniestudios.com/blog/?p=6606 [3] https://github.com/tillitis https://github.com/tillitis