Algo/Machine or not, it works and sucks folks to sell at ask or lower. When ASCM plays this game one can tell as they always hide shares they are willing to show and that in most cases is 10k. Does not matter if algo or manual this method all too often works and draws folks in to sell before they should.
The government was set to protect man from criminals - and the Constitution was written to protect man from the government. - Ayn Rand