move-half-distance-to-edge-of-line package
Move half the distance from the cursor to the edge of the line.

Usage
type ctrl-alt-right to run move-half-distance-to-edge-of-line:forward-move.
Keymap (Default)
'atom-text-editor':
  'ctrl-alt-shift-right': 'move-half-distance-to-edge-of-line:forward-select'
  'ctrl-alt-right': 'move-half-distance-to-edge-of-line:forward-move'
  'ctrl-alt-shift-left': 'move-half-distance-to-edge-of-line:backward-select'
  'ctrl-alt-left': 'move-half-distance-to-edge-of-line:backward-move'