By playing the Jerome Gambit and by paying more attention to the moves of my mate, I came to win against more chessmates than I used to do before.On the site there is a photo of a couple of people playing chess at an outside table ("Paul & a young Champion at Hunter College") easily placed at the Chess and Checkers' House in Central Park in Manhattan (a short walk from Hunter College).
The site includes a useful link to a Jerome Gambit "database" actually a spreadsheet of opening moves.
The post finishes with
With the gambit, there is really a gamboling of some pieces, a frolicking about of them, most often the Queen, and that is what makes it interesting and a good technic to develop attention, concentration and technical skills in playing Chess.Elsewhere, the web page's author notes that "chess obeys to Bayesian statistics" - which certainly begs further attention and exploration. I have been unable to track down his manuscript Chess and Bayesian Statistics (Le Jeu d'Échecs et la Statistique Bayésienne) but can note his summary
The manuscript is to prove that chance or hazard has little to do with chess in contrary to playing cards or other saloon's games, since Bayesian statistics deals with conditional or linked probabilities...