Theoretically the glyph images could be offset. That is, there could be a setting so that they are all shifted upwards slightly so they appear neared the centre

Theoretically the glyph images could be offset. That is, there could be a setting so that they are all shifted upwards slightly so they appear neared the centre of the key when sitting back. Of course, this does nothing to help if your position relative to the keyboard changes more dynamically throughout your usage.