Q: "Why climb Mount Everest?" A: "Because it is there."
Sometimes also in form of "Because I can", which is almost equivalent
Isn't it the other way around? The illiterate masses think that 1 GB is 0.9313 Gigabytes, while 1 GB really is 10^9 bytes and 1 GiB is 2^30 bytes, so the conclusion is that 1 GiB is the capacity you (and lots of software) are mistakenly refering to as 1 GB.
This is the way I see it. Besides, I like the fact that in the normal scenario where I'm assessing wether some chunk of data will fit the free space I can easily convert the units in my head. Will a file the size with reported size of 3221225473 fit reported free space of 3.0 gigabytes?
The meat is rotten, but the booze is holding out. Computer translation of "The spirit is willing, but the flesh is weak."