With up to 4 terabytes of hot-swappable, fully redundant drives, you’re not going to run out of space unless you decide to host a film festival. And those willing to delve into Buffalo’s extremely deep settings will not run out of functionality, either. From a built-in (and really good) BitTorrent client to remote media-streaming wizardry (it automatically formats videos for your iPhone!), the LinkStation is a technophile’s delight. But the hours-long setup process requires an early adopter’s perseverance.