Well, Baldur's Gate 3 certainly seems to be popular. As the Larian Baldur's Gate 3 players.
You've got your Baldur's Gate 3 quests. But hang on. It appears Steam is having a wobble right now, in the immediate aftermath of the BG3 release.

Two separate utilities for tracking Steam's performance report potential issues. 'Downforeveryoneorjustme' says that problems with Steam were detected one hour ago, which, as of this writing, immediately follows the global launch time for Baldur's Gate 3.
Similarly, 'Downdetector' identifies a spike in Steam outages beginning at 8am PST / 11am EST / 4pm GMT / 5pm CET, when Baldur's Gate 3 officially went live. From a baseline figure of four outage reports, the site currently records a high of 134 reports.
Indeed, Baldur's Gate 3 director Swen Vincke seems to think the game may be involved. Replying to a tweet which notes the increase in outages, the game developer simply replies "sorry."
Pair up with all the how long is Baldur's Gate 3?' so you know just how much of your weekend you're about to spend in Larian's world.