The I/O subject comes and goes on this forum in various ways, mostly in its problems on console.
The extremely slow and poor install process has been discussed here before. Since even SOHH. When not even SSDs made impact on consoles...
Texture streaming become prevalent in engines in order to combat said I/O problems in console.
Downloads being hampered by the slow I/O so you get stuck waiting for the console to catch up.
Let's touch on something you have felt in the slow Xbox Dashboard that's gone through how many revisions to try and speed it up.
I know you guys don't play games, so those really slow app launch times really get the point across. But let's have you tell the story and nobody cares about any of the above.