Yes, I'm just being mischievous.
If you were curious you could do a search for his content but it has no TE specific relevance, more a sense of a chap with an enormous chip on his shoulder. I wouldn't recommend it.
Lots of people think that a 5 just gives you a few semitones lower range.
It isn't just that. It also gives you an extra string to drop onto higher up the neck. This saves on excessive travel up and down the neck.
Welcome Hana.
You may have been reading about a "reverse P". This is where the E and A string pickup is nearer to the bridge than the D and G pickup instead of nearer the neck on a standard P. This results in a slightly thinner sounding E and A string relative to the D and G.