may be an extravaganza feature . just i have noticed it in purebasic
OpenConsole()
y.l = 5
y + 4
PrintN(Str(y))
Input()


will display 9, i know we can use y+=4, but many people including me find y+=4 as a brain destroyer and stretcher, while y+4 are more childish and normal.
note: above y.l is dimming y as long