Let's just get this out of the way first — if you've ever stood next to a real offset wood smoker while it's chugging away, smoke rolling out the stack, you already know why people get a little obsessed with these things. There's something about the smell, the sound of wood popping in the firebox, that a pellet grill or an electric box just can't fake. You can dress up a gas smoker all you want. It ain't the same.
I've been around plenty of backyard cooks and pitmasters over the years, and the conversation always circles back to one thing: the equipment matters. Not in a snobby way, more like — you can be a great cook and still get mediocre results if your smoker's fighting you the whole time. That's usually where offset wood smokers earn their keep. They're simple in concept (fire on one side, meat on the other, smoke travels through) but the execution is where things get interesting.