1.
Smart glass that obscures the bathroom when you lock it:
2.
A wheelchair that can go up stairs:
5.
This clock that writes the time for you:
7.
This drone camera that follows you wherever you go:
8.
This Harry Potter-esque ad:
9.
An app that translates words in real time:
10.
This zipper design that won't let you down:
11.
This tree-removal device:
12.
Sand being controlled by sound:
14.
A portable, single-line printer:
15.
This camera balancer:
16.
This ruler that automatically measures angles, etc.:
17.
Invisible glass putty:
18.
This man's juggling prowess:
20.
This fan that runs off the heat of your hand:
21.
The reaction this liquid has to the man on the right's chemical-treated clothing:
22.
Just keep this in mind. 1994 vs. 2014: