If you're buying Apple then you should expect inflated prices.
I got a 4TB NVMe SSD for like 350€, a 2TB one goes from 122 - 220 € depending on read/write speeds.
I don't check the installation size of applications anymore.
I'm just saying that $600/TB is a real storage price that lots of people deal with. Storage isn't universally cheap.
This feels especially relevant since we're discussing Zed here, the Mac-focused developer tool, and developers working on Mac are the exact people who pay $600/TB.
I don't check the installation size of applications anymore.