Something that will never be invented for obvious reasons?

[Thamous]

Baby skull-seeking bullets.

But what if the baby skull biker gang comes to town?What will you do then?Well you defiantly will not be shooting them with your baby skull seeking bullets.

 

[Godavari]

Submarine screen door? Water-proof sponge? Any other random item from a blonde joke?

 

[Necrofudge]

An edible camera. Or any technology that requires it to be uneaten to be usable.

 

[Deadpewl]

Electric swim trunks/swim suits.
solar powered night vision goggles.

 

[Berethond]

A vehicle that uses a scarcely controlled explosion to move pistons which rotate a shaft that spins wheels, causing motion.

It's clear that horses are much more feasible!

 

[Agarth]

A rocket launcher that doesn't fire rockets.

 

[duchaked]

hahaha ya'll are hilarious (baby seeking bullets, dukem nukem forever, rocket launcher that doesn't fire rockets)...

but yeah idk the first thing to pop into my mind was "nose picking machine"
sorry if that's a bit immature and unwitty, but it was used as one of those "life lesson" anecdotes I heard as a child
explaining what made inventions such as the lightbulb so significant while others...as previously mentioned device, are not lol
what a childhood...

 

[spike0918]

Baby skull-seeking bullets.

But what if the baby skull biker gang comes to town?What will you do then?Well you defiantly will not be shooting them with your baby skull seeking bullets.

Stop making me laugh, it's late and my parents might hear me lol!

Probably a shotgun that shoots teddy bears.. impractical in a fight and dangerous to use on children.

 

[GoldenCondor]

A rocket launcher that doesn't fire rockets.

Does it fire pancakes?

 

[Et3rnalLegend64]

A fire extinguisher that shoots flame.

are you KIDDING? if i saw that for sale, i'd buy 3

I think the word you're looking for is flamethrower.

 

[Timotei]

A Desert Eagle that fires .85 Caliber Action Express rounds.

 

[Deef]

A time machine.

 

[jwabsolution]

Electric swim trunks/swim suits.
solar powered night vision goggles.

2nd one - HA!
That brings to mind "battery operated batteries" and "water flavoring mix: water"

 

[s001911]

Duke Nukem Forever.

Props for that

How bout a bugless Windows program?

 

[Baby Eater]

Baby skull-seeking bullets.

have you been stealing my blueprints!?

OT boomerang bullets

 

[Baby Eater]

solar powered flashlights

 

[dsau]

collectors edition toilets? that dont flush

 

[Griphphin]

Deliciously cherry-flavored suppositories?

 

[Baby Eater]

Deliciously cherry-flavored suppositories?

that is all these things
*ahem*
disgusting
confusing
erotic
odd
delicious