As compared to other mediums spacing plays a decisive factor in XR. Tightly spaced letters in XR cause significant legibility issues, they
crowd and interfere with each other making it hard to recognise
individual letters. Hence, it becomes necessary to have good spacing between letters to compensate for the merging of strokes in perspective view
and crowding, taking into consideration the perceived width of the
s trokes and the letters due to irradiation and chromatic aberration.