The 35th Chaos Communication Congress, #35C3, ended few days ago. All talks can be seen at
https://media.ccc.de/c/35c3
and browsed by theme:
https://halfnarp.events.ccc.de/

A small selection about #silicon and place-and-route tools:

LibreSilicon - decentralizing semiconductor manufacturing
https://media.ccc.de/v/35c3-9410-libresilicon

The nextpnr FOSS FPGA place-and-route tool
https://media.ccc.de/v/35c3-9612-the_nextpnr_foss_fpga_place-and-route_tool