This is the nature of Battle Royale games. You play stealthily, wait for enemies to take each other out, and in Fortnite's case, you build structures to fortify a position.

Yes, you can camp and hide and get far, but if you're caught, you are likely losing to an aggressive player with more loot. Unless you manage to avoid finding enemies and loot a lot, but that's a valid way to win too.

It's not the only way, however, and a number of the best players win because they are aggressive and get many, many kills and lots of loot.

As for the end game, you can build a tower and hide, but you'll also see players building vast forts and using forts to push enemies. If the circle ends in an open area, forts will be used, but sometimes the circle ends on a structure