You mean Nostr Riga unconference? Something part of Riga Bitcoin Week, around Baltic Honeybadger conference. nostr:npub1zu5tdnq7w63fgmsfz85te7e6zeg7y2lt8q8r9jp5zcg68jfy73jqraqtgz and nostr:npub1yul83qxn35u607er3m7039t6rddj06qezfagfqlfw4qk5z5slrfqu8ncdu likely knows more details.