Even in your extreme case, you being fooled. You justifying your investment. Please correct me if I'm wrong.
You have a server with stuff you collected. You feel your shyt is precious but it's not and could be streamed from all over
BUT THAT'S NEITHER HERE NOR THERE
In your extreme case, with your fast connections it shouldn't take long to download a movie file. 200mbps is a gig in 5sec? You only pulling 100tho? The it's 10sec. That's 6gigs per minute. I know you download alot but my question is are you downloading 100gb a day?
Yes, extreme cases could cause a momentary slowdown, you might have to wait 20min for a bluray instead 10. But to put this discussion into perspective. At 200mbps, you could have 125ppl streaming Netflix at the same time.
And outside of torrent trackers there are not many other places that would use that much data at once. I'm speaking for 99%of the population and you would know that as a person with a server who deals with this field of expertise