As Jogo do Pau evolved, speed increased, and its defensive footwork became centred around in-line stepping.
That wasn't always so, as sidesteps on defence were common at one time.
Plus, they also had they own evolution ... consisting of the following 3 stages.
|Standard starting position|
(Forearms not overlapping)
Instinctive privileging of stronger side
Setting up a martial skill-set is very much like cooking, it that one needs to find the best possible balance between the available ingredients. In this case, one needs to figure out how to best combine parrying and footwork (side-steps).
|Parry on forehand side Parry on backhand side|