[Anubis]

There are much cheaper, effective solutions to such a bandwidth/storage issue, but the calculations appear to be so far off it's insane. A 20MB posting would consist of several images in addition to dozens of pages of text. Considering the average IQ of and effort put forth by the majority of social network users, I doubt they're writing small novels.

However, assuming the numbers are accurate, my math would suggest that at certain times of the day said servers will be choked to death from overuse. Unless we're talking a cloud, I can't imagine the servers have any level of performance to speak of, considering the proposed user demand.