“Welcome to Instagram. It’s a fun and quirky way to share your life through photos.” But what if I don’t want to be quirky? I looked down at my socks: one red and one blue. Yes, I am inadvertently quirky enough. ┬áMy initial reaction was to hit the delete button, but my iPhone was new to me then and I couldn’t figure out how. And so this app stuck, and I’m kind of glad it did. For one, Instagram has changed phone photography forever. There used to be a time when a camera on a phone was a spectacularly novel selling point. Never mind that it had, like, two pixels. People still wanted cameras on their phones even though sending pictures was decidedly not…