Why does using a standard $20 WalMart alarm clock remind programmers of toggling data into a PDP-4 one bit at at time? Because that's what they're doing. So why do alarm clocks still have one-bit user interfaces after all these years? And why do they have an array of buttons on top, which you're likely to hit while fumbling half asleep?
Are they now? Mmmm.....no. The new one lasted much less. Warranty? Just out, natch.
The shaver's popup trimmer has a set of linearly reciprocating blades (think hedge trimmer) mounted on a popout panel. There are three moving parts: one moving metal blade, a vibrating motor nub, and a toggle arm which transfers the nub movements to the blades.
Life grid calendar - Displays a zoomable display of one square for every day in user's past and anticipated future life. Allows one to place in perspective the important things.
May be part of some calendar program maybe, or separately. Options include user's life expectancy and grid aspect ratio. Squares can be colored specially. LE=100 => 365,000 cells or about 604 per axis. Display in scroll box, print options.
We will have solar energy as soon as the utility companies solve one technical problem -- how to run a sunbeam through a meter.