Why is it a geekish desire to obscure everything from the non-geekish members of our community? I received an email today along the lines of "what time will be you home so I can drop by?". I replied with the following:
Ok – the notation isn't perfect – but we were aiming for simplicity here right?
Update: She replied with "Hehe. Math = Funny." Can you tell she's spent too much time at university? 🙂
Update: There was only really an 75 minute period where I'd be home and she turned up during it so she must have read it right!