See https://www.meetup.com/Helsinki-Slate-Star-Codex-Readers-Meetup/ for more information.
If you don't want to bother with meetup.com registration/RSVP, that's fine, you are welcome to show up just because you're reading this! Here is all the info you need:
Place: Restaurant Dubliner, Kaivopiha, Helsinki.
Time: Tuesday 2020-01-28, 18:00 onwards
How to find us: We will be at the table named Bushmill's Corner
And here's list of a few salient SSC posts since the last meetup: