"Probably your wife or your neighbor would see it for what it is, you know? A shoddy piece of workmanship. But to you that table might seem really great, because you're the one who created it. It's the fruit of your labor. And that is really the idea behind the Ikea Effect."
Said Daniel Mochon, a Tulane University marketing professor.
I don't identify with that feeling. If I've done something myself, I'm particularly irritated by the flaws (and I'm more likely to know where they are). If someone I cared about had made it, I'd be more lenient.