What about something you just bite onto (a bit like a boxer's mouthguard) that cleans your teeth while you're doing something else?
Then it's down to effectively 15 seconds.
Re:How to Decide What to Build
by bronco21016 on Friday April 13, 2018 @08:53AM
(#16829477)
Apparently 3 seconds. [1]
[1] https://www.indiegogo.com/projects/unico-smartbrush--3#/
Re:How to Decide What to Build
by vinceguidry on Friday April 13, 2018 @08:16AM
(#16829235)
I didn't say it was impossible.
It would be really hard to improve on that combo.