nan
▍ -1 negative -------
▏ -2 negativer
-▋ 0 zero ------------=|
-▋ .0 zeroer ------------=|
-▋-00 zeroest ------------=|
+▋ 0 zero ----------<-=|
+▋ .0 zeroer ----------<-=|
+▋-00 zeroest ----------<-=|
-█1.5 positive ------------=|-----------
+█1.5 positive ----------<-=|-----------