#1 This credit card that changes the CVV number every four hours.

jjvj / Via reddit.com

#2 This beautiful chrome Tesla.

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#3 This vein finder in the hospital.

Questionable_MD / Via reddit.com

#4 This single sleek motor powering THREE WHOLE ceiling fans.

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#5 This refrigerator that has REVOLVING LEVELS so you can reach everything with each.

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#6 This curved escalator.

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#7 This building in Chicago called Aqua that looks like it has puddles in it and is some truly advanced looking architecture.

NKevros / Via reddit.com

#8 This keypad that changes the order of the numbers every time it’s used so people can’t decode a password based on hand movements.

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#9 This homework that comes with a code that can be scanned and will take students to an instruction video from the teacher.

nameihate / Via reddit.com

#10 This TV light simulator that can be used to trick people into thinking somebody is home, staving off burglars.

skymaredreamseek / Via reddit.com
Get it from Amazon for: $15.15

#11 This robot that patrols the grocery store and cleans spills.

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#12 This battery that’s rechargeable via a USB.

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#13 This projector that retracts back into the ceiling and looks like a tile.

NateSpyder / Via reddit.com

#14 This noise tracker that sits in the library and changes colors when folks get too loud.

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#15 This line of delivery bots.

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#16 This ATM that lets you decide which bills you want.

the_next_cheesus / Via reddit.com

And finally, this super intense railway and road layout in Japan.

plutonium-239 / Via reddit.com

Via BuzzFeed, Preview photo credit: Questionable_MD / reddit.com