Horwath
Legend
we play with advantage for flanking and this works well with that, big gain for big pain.1: Agreed if and only if we bring back flanking to give benefits for moving.
ranged attacks needs to be dangerous to the target and the user.2: Disadvantage is enough. It's the control effect to get people to change acions that matters
Even add that all melee attacks have advantage vs archer until next turn.
things that nerf casters or at least put them in more dangerous place?3: Disadvantage would be enough if the disadvantage actually gave foes advantage on their saving throws.
Cant have enough of that.
this is simplest, you can still take Disengage action to stand up without AoO.4: Mmmm... Standing up should be challenging but there are multiple ways of doing this