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Usually big order are there to rig the market, i rarely see them get executed. Whenever the order starts getting executed they automatically remove it or set it to a lower level and keep doing the same.
Might be a way to lure people in and make them think that there is a hard support when actually it is a soft 99 cloud.

I agree.. That sounds like a good explanation. May be a buy Wall to keep prices high, But then a Big Whale can take that wall in 1 Go.

That's a lot of money. :))

you could have at least taken your own picture, if someone else takes it you should source it