I caught myself writing a long response to this, but I got something that I belive will be better: Ok, USAmerican.

Terraria, NPC happiness was one of the things added in the last most recent major update

vintage contraption amateur here, looks like a telephone switch to me

I can and will put polycrystalline silicon rods up my ass, and nobody can stop me

This how real professional IT people should deal with the UNHOLY computer, do not dare to BEEP at me machine MY FLESH IS A GIFT FROM GOD YOU SINFUL AMALGAM OF SILICONE AND COPPER, YOUR SPELLS HAVE NO POWER OVER ME