More pre-computer memories.
Remembering when I started to play chess, opening theory was in a pair of booksāModern Chess Openings and Chess Openings: Theory and Practice. MCO would be revised every couple years.
You could go through the books and find the errors in analysis, play someone who didnāt do that and beat them.
Now Chessbase has millions of games online and Chess Informant now is online with their analysis.
Takes the fun out of the gameā¦