boolean conditions

[nilamo]

I absolutely disagree with you. Let's take an empty array for example. In your browser's console (most browsers open it with F12, look at this sort of nonsense:

>> [] == false
<- true
>> if ([]) { "true" }
<- "true"

An empty array is BOTH false, AND evaluates to true.
Here's a fun little video of other wacky things: https://www.destroyallsoftware.com/talks/wat