Fortnite OG has been a bit of a mixed bag, largely just because Chapter 1 feels primitive for a lot of the folks who weren’t there for it the first time. But it was during the late stages of Chapter 1 when Fortnite really found its stride creatively–Season 9 was such a fun shakeup that it could almost pass for a more modern season of Fortnite. And now it’s time to go back to the future, with Fortnite OG preparing…