I really doubt wall street is spending hundreds of millions of dollars on equipment because they care about market liquidity. These people/services add absolute

I really doubt wall street is spending hundreds of millions of dollars on equipment because they care about market liquidity. These people/services add absolutely nothing of value to society yet they suck up billions of dollars. Very relevant: https://youtu.be/TFPugioX7uk?t=22 https://youtu.be/TFPugioX7uk?t=22