How practical are you? Humorous examples, please

I have tried to patent it, but they said cost is too high and laughed. May be they thought it's impractical and they have the give training to people, but at the moment of impact people just need something to latch on, no training. @pennynoodles:

@ragingfire: Probably all to do with no space and too expensive.

That could be it. I'm constantly working and thinking how to make airplanes more safer. Hopefully I'll find something that will be accepted @pennynoodles:

@pennynoodles: Sorry - demolishing walls, plastering, painting but useless at techy stuff

@Dlrannie: A handy skill to have

@pennynoodles: Yep especially when your hobby is doing up houses to rent or sell on :)