anchor.diff:                        td.Table--column Combined Eye Gaze
                         td Yes
                       tr
  -                      td.Table--column Independent Eye Gaze (1 gaze point per eye)
  -                      td Yes
  +                      td.Table--column Independent Eye Gaze 
  +                      td Yes - 1 gaze point per eye
                       tr
                         td.Table--column Pupil Position
                         td Yes
                       tr
  -                      td.Table--column Pupil Size
  -                      td Yes
  +                      td.Table--column Pupil Diameter
  +                      td Yes - in pixels for 2d appearance and mm from 3d model
                       tr
                         td.Table--column Velocity/Acceleration
                         td Can be implemented if desired
  
positive.code:           div.Grid-cell.Grid-cell--full
              div.Feature
                h1 Technical Specifications & Performance
                h4 There are subtle differences in hardware add-ons that share technical and performance specifications, or otherwise noted. 
              div.Grid-cell.TechSpecs-container
                div.Grid-cell.TechSpecs--world
                  table.TechSpecs-table-feature.TechSpecs-txt--world
  
negative.code:                       td USB 2.0
                      tr
                        td.Table--column Saturation
                        td Interconnected bandwidth USB 2.0 ~60% saturation
                      tr
                        td.Table--column #[strong Data Output]
                        td 
  