It's worse. The special lingo doesn't make a good trader.
You can be certain the firms looked ahead and had specialized ML tools built and ready to go. And yet, none of them stand out for success, over the past decades and into this LLM bloom.
The way to riches there is just like during the gold rush: The people making money are the ones selling shovels and canteens and wheat, not the ones running sluice boxes.
clinton-1 and clinton-2 are distinct. I think it's more likely collected differently. The people gathering data will change. Someone with different data standards worked there for a while.