Everything is about optimization
You should see me drive a car… 
Now, I wouldn’t go as far as @lcass per se though the enthusiasm is noted, but the majority of traditional Java “best practices” are like cake and we all know cake is a… yeah…
im fattening up my year 11 class with cake , its so addictive , two tubs of betty crocker icing and two packs of fondant on two huge square cakes, should feed 50 but no it fed 28. Im going off cake though I like my sushi. BONSAI !