Hi, thanks for your very helpful comments! I just updated the website so you can't choose dates before today, and I also added a delete function. Now if you're

Hi, thanks for your very helpful comments! I just updated the website so you can't choose dates before today, and I also added a delete function. Now if you're the creator or have the password, you can delete the event. Otherwise, you can't delete it. For the minute-level time selection, I agree it would be very useful, especially for busy people. I'm thinking about the best way to implement this meanwhile keep a clean interface.