Sure, the best camera is the one you have with you. But phone cameras, wonderfully ever-present as they are, really can’t hold a candle to a decent point and shoot.
Here’s a picture of my window just now with an iPhone 4 (click for bigger):
Here’s that same picture again, with my point and shoot – exactly the same lighting (click for bigger):
Here’s a 100% crop of the iPhone:
And here’s a 100% crop of the point and shoot (click for bigger):
So why do I keep forgetting to take my freaking point and shoot with me? IT FITS IN MY POCKET!!