Matthias Wandel approached stock picking the way an engineer approaches a machine that everybody insists is simple right up until it eats a finger.
Read The Trouble With Investing in Stocks
The page begins with an ordinary problem: savings have accumulated, inflation exists, and leaving money idle has a cost.
Then comes the tempting part.
If the market historically grows over long periods, why settle for the market average? Why not look at charts, study companies, recognize patterns, buy low, sell high, and do better?
Wandel spends the rest of the essay worrying at that question.
Somebody has to be wrong
He first considers technical analysis: chart patterns, indicators, and the idea that price movement contains exploitable signals.
The problem, as he frames it, is that any reliable and widely recognized pattern should attract people who trade on it, which changes the pattern itself.
Value analysis does not escape much more easily. A company can look expensive right before becoming vastly more expensive, while something that looks cheap can simply continue collapsing.
Wandel eventually reaches a poker analogy.
Broad economic growth can raise the whole table over time. Beating everybody else is different. Outperformance means somebody else, somewhere, took the worse side of enough trades.
Professional managers study markets full time. Automated systems exist. Institutions have research, data, and specialists. The individual amateur who believes he has spotted the easy edge therefore has to ask an unpleasant question: who exactly is the sucker at this table?
Wandel nominates himself as a plausible candidate.
The page is not a polished financial guide and does not pretend to be one. That is what makes it interesting. It preserves a technically minded person’s reasoning process in public, including the contradictions, temptations, and skepticism.
An October 2007 update points readers to Chartgame.com, a project he created to explore pattern-based trading more directly.
CacheRat’s 1,967 Ancient Web Domains research list contains many personal pages where someone used the web as a notebook for thinking through a problem rather than as a platform for claiming expertise.
This one ends with the problem still open.
That feels more useful than a hot stock tip.