Reviewing books while a dog helps me type

We've borrowed a dog for the weekend. He's very sweet. Having finally decided he doesn't need to follow my footsteps everywhere (and cry outside the bathroom), he's taken to sitting by the patio door watching birds and squirrels play. I have to leave the door slightly open for him, else I'll end up returning him to his owners with a seriously bruised nose--maybe with a few more days he'd realize you can't chase squirrels through the glass. But at least the weather's warmer and the wind's not...