It's about whether the computer does the analysis or not, but that's just a stand-in. The real difference is whether and idea or investment strategy can be sys

It's about whether the computer does the analysis or not, but that's just a stand-in. The real difference is whether and idea or investment strategy can be systematized to the point where it's automated. That implies that there's no emotion or personal bias in most individual trades. Contrast that to humans doing the picking where there's a fair amount of "lick the finger and hold it up to see which way the wind is blowing"