Fear and greed have existed since the beginning of time. If you mean an edge or pattern (whatever those terms mean) works 100% of the time, the answer is no.
I would venture to say if you looked at a chart from way back when you would see false breakout, true breakouts, stop runs etc. I'm sure not exactly the same as today but I believe markets behave somewhat similar over time.
The market is an ever-changing dynamic beast with a whole, different set of variables in play at different periods of time, So the Quick and Simple answer is no. -- No trading edge has fully worked since Moses was walking the earth, But as number two above said, ...Facts and Human Nature have existed since the beginning of time -- a good trader needs to realize and sense that, Instead of searching for a so-called Holy Grail in trading...traders should structure and think about their overall game plan, Plan it to their advantage...like you're planning a war -- You wouldn't go into war like as if you're just walking into a casino...Hoping for Luck` As they say...Fortune/Luck happens when Preparation. meets. opportunity, Try to think of things in two, or pairs -- like a yin yang, sun moon, male female, good and bad, positive and negative...and how that applies to the Market...what's pulling its strings, making it dance the way it chooses to dance,
Yes....people have looked at charts of wheat prices going all the way back to year 1200 and found that persistent uptrends and downtrends in price existed back then, and continue to exist today.
Not possible since the "beginning of time". Seriously, we were just microbes in the beginning of time although religious people have a difference of opinion of what we were like in the beginning of time.
Deliverable commodities will exhibit different characteristics to non deliverables! Most think "a chart is a chart is a chart"..this is not true..as a chart is but a representation of historical prices..and due to the different characteristics..charts will be different.. common sense really!