Milestones

Both. Server-wide milestones create shared eras and synchronized economy changes. Per-player milestones let grinders push ahead without dragging the whole server into late-game. A common setup is global access unlocks (Nether, End) with personal convenience unlocks (extra homes, recipe access, small perks).

Typically the stuff that collapses early-game pacing: Nether and End access, boss fights or rematches, Elytra and Shulker Boxes, Netherite, higher enchant access, world border expansions, and sometimes claim limits or sethome counts. Custom servers may gate dungeons, seasons, or new regions the same way.

It softens them. You can still optimize, but you optimize for the next unlock: stockpiling, trading, and building durable infrastructure instead of sprinting straight to End loot. With travel and gear constrained, nearby territory and public routes stay relevant longer.

They create waves. Before the Nether, villagers, iron, and Overworld materials dominate. When the Nether opens, Blaze Rods, Nether wart, and Quartz reshape prices and brewing becomes common. When Shulkers or Elytra unlock, bulk building and logistics scale up fast and demand shifts toward high-volume supplies.

Play for a long early game: stable food, iron, a safe base, and gear you will still use after the first unlock. If villagers are allowed, set them up early. Keep an eye on upcoming goals and choose work that advances them while paying off long-term, like farms, roads, and public infrastructure.