[samus]

Our daily lives are not greatly impacted by this assumption not being true. Unless we look at the horizon or at a map, it is easy to forget that we live on a globe. And without atomic clocks it is very hard to measure the curvature of spacetime.

[Dylan16807]

And slight flaws in the conservation of momentum wouldn't affect our current daily lives either.

But this would still be an extremely useful effect if it does exist, for devices designed to focus it. Look at how an electric field's influence on semiconductors has almost no relevance to anything except when harnessed just right.