system
A chat on subreddit /r/wallstreetbets
human
Look at the all-time chart for SPX, DJIA, or any major index and get back to me.  
  
 If all stocks only trended downward, all would eventually go to zero and we wouldn't have a market.

gpt
Well no shit most trend up over the long run. Because a huge goal of all companies is to expand and grow. The ones that dont trend up are the ones that failed for whatever reason.  
  
 Because companies are constantly trying to expand and grow lends legitimacy to TA? What? Im not even going to give me personal opinion on TA either for or against. But the example you are using to prove your point is not a good one or at all relevant