With so many passwords, my will shall be a book. I use Lastpass and will prefer to give the master password :)
The thing that bothers me are the auto renew settings on my subscriptions. One (any probably only) way to stop them is to cancel the cards they are on. For e.g: Dropbox/ Amazon s3 will charge me for my hosted data for eternity.
Just to be clear, though that video shows an example of what a notebook is in this context, that isn't a demo of Zeppelin. (It wasn't clear which you were referencing in your comment.)
That's a demo of Databricks Cloud [0], which is Databricks's product offering.
Among the many things it offers is an interactive notebook that looks like open source alternatives like Zeppelin.
I bet this video will make you think - Robert H. Lustig, MD, UCSF Professor of Pediatrics in the Division of Endocrinology, explores the damage caused by sugary foods