I think the shallow angle is unlikely since all horizont speed is not going to be compensated by anything, once it's gone by air friction, it's gone. Whereas ve

I think the shallow angle is unlikely since all horizont speed is not going to be compensated by anything, once it's gone by air friction, it's gone. Whereas vertical speed is helped by gravity. It of course depends on the initial velocity, but I doubt it's high enough for it to be an issue.