To be clear, none of this is exclusively a Rockstar problem. The entire AAA gaming industry has treated storage space as essentially free for years, because for a long time, it basically was. SSDs were getting cheaper every quarter, HDDs were practically disposable, and the cost of an extra terabyte was negligible for most consumers. That assumption no longer holds. The AI bubble has fundamentally altered the economics of storage, and the ripple effects are already showing up in ways that directly impact gamers and the companies that sell to them.
What the 2.5GB GTA V mod demonstrates, in its absurd and barely functional way, is that games contain an enormous amount of data that most players never interact with. Not all of it needs to be on the drive at all times. The concept of selective downloading, where players install only the components they intend to use, shouldn't be a feature that requires a modder with a dream and a compression algorithm. It should be standard practice, especially when every gigabyte is now costing consumers meaningfully more than it did a year ago.
Rockstar hasn't said a word about the game's technical requirements and given the studio's tendency toward total silence about anything related to the game, we probably won't know how much disk space your console will need until much closer to the November launch. However if there's one thing the 2.5GB experiment proves, it's that the relationship between file size and playability isn't as fixed as the industry has led us to believe.
A 98% reduction is obviously ridiculous, but a 20% or 30% reduction achieved through smarter compression, optional asset packs, and the elimination of redundant data? That's not ridiculous at all. That's just good engineering, and in a market where every gigabyte of storage is more expensive than it's been in years, good engineering isn't just a nice-to-have, it's a must-have.