Check this out! https://forums.stardewvalley.net/index.php?threads/1-5-update-progress-hub-sept-22-2020.2134/
It's out. Warning: spoilers, below. https://www.stardewvalley.net/stardew-valley-1-5-update-full-changelog/ Guess it's time to fire up a new game, then. Still waiting for the GOG version, though, but it's up on Steam. I just hope it doesn't disable the mods I've acquired for my last run.