You have not considered supply/demand curve diagrams effects, so your assumption lacks angles.
Would it be true if you asked people who don’t know about coding, what code structure to use?
Then you don’t understand why you liked the posts about the economics joke above. If you can correct predict the future by looking at numbers from the past then you believe in magic. Because future prices depends on what happens in the world on makro and micro levels, news, progress, trend, randomness, usage, tech development, correlation and it goes on and on.
Why some are successful in TA is the same reason why some win lottery. Why have Warren Buffet underachieved if random dudes can sit with their TA and make magic eightball analysis.
" Did Warren Buffett outperform the market?
Over the past two decades, Buffett has done reasonably well against the index , actually beating the S&P 500 in 12 calendar years between 1999 and 2020. … In 2020, Berkshire Hathaway shares were up, but not by much (2%), against an S&P 500 that gained over 18%, with dividends reinvested, according to S&P Global."