The conversations focused around the conference badge and its differentiating feature from many other electronic conference badges: It was all implemented on a Lattice ECP5 FPGA using RISC V cores and was in a GameBoy form factor. Most interestingly, it was all done using the Symbiflow open source toolchain. We called out other guests we've had on the show before while recording:

Contributed after the show aired: Matt Venn sent in links about the PicoRV32 and a reminder of the Symbiotic EDA youtube channel.

Read more about the conference badge on Hackaday.