Biplane?

This is coolbert:

Biplane? World War Two? Biplane? 

Consider within context of the recent blog entries as seen here and here the warring parties employing biplane fighter aircraft.

1. Gloster Gladiator.

"The Gloster Gladiator was already made obsolete by the time of its inception, yet the type soldiered on through 1944."

AND AS FLOWN BY THE RAF ACE OF ACES MARMADUKE PATTLE. [THIS MAKES THE COMBAT ACHIEVEMENTS OF PAT PATTLE EVEN MORE SIGNIFICANT?]

2. Fiat CR.42. Fiat Cr.42 Falco (Falcon).

"The Fiat CR.42 was designed off the successes of the CR.32, with Italy still believing in the capabilities of biplane aircraft. [as compared to the single wing monoplane.]

ITALIAN COMBAT FIGHTER PILOTS FLYING THE CR.42 DURING THE BATTLE OF BRITAIN [1940] WITH VERY POOR RESULTS.

See two Internet web site comparing the plus and minus of the biplane [two wings] as compared to the monoplane [one wing].

https://airplaneacademy.com/biplanes-vs-monoplanes-6-factors-compared/

https://www.motorsportmagazine.com/archive/article/july-1930/48/monoplane-or-biplane

Here also an oddity and curiosity. The jet powered biplane. 

https://en.wikipedia.org/wiki/PZL_M-15_Belphegor

coolbert.